Cisco SystemsメーカーOL-14356-01の使用説明書/サービス説明書
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RC-iii Cisco IOS XR Routing Configuration Guide CONTENTS Preface RC-xiii Changes to This Document RC-xiii Obtaining Documentation and Submitting a Serv ice Request RC-xiii Implementing BGP on Cisco IO.
Contents RC-iv Cisco IOS XR Routing Configuration Guide Resetting an eBGP Session Immediately Upon Link Failu re RC-4 9 Logging Neighbor Changes RC-49 Adjusting BG P Timers RC-50 Changing the BGP Defa.
Contents RC-v Cisco IOS XR Routing Configuration Guide BGP MDT Address Family Configuration: Example RC-132 Where to Go Next RC-132 Additional References RC-133 Related Documents RC-133 Standards RC-1.
Contents RC-vi Cisco IOS XR Routing Configuration Guide Configuration Examples fo r Implementing EIGRP on Cis co IOS XR Software RC-166 Configuring a Basic EIGRP Configuration: Example RC-166 Configur.
Contents RC-vii Cisco IOS XR Routing Configuration Guide GTSM TTL Security Mechanism for OSPF RC-193 Path Computation Element for OSPFv2 RC-193 How to Impleme nt OSPF on Cisc o IOS XR Software RC-194 .
Contents RC-viii Cisco IOS XR Routing Configuration Guide Related Documents RC-262 Standards RC-262 MIBs RC-263 RFCs RC-263 Technical Assistance RC-264 Implementing IS-IS on Cisco IOS XR Software RC-2.
Contents RC-ix Cisco IOS XR Routing Configuration Guide Configuring Single Topolo gy for IS-IS RC-280 Configuring Multitopology for IS-IS RC-284 Controlling LSP Flooding for IS-IS RC-285 Configuring N.
Contents RC-x Cisco IOS XR Routing Configuration Guide RIB Quarantining RC-323 How to Deploy and Monitor RIB RC-324 Verifying RIB Configuration Using the Routing Table RC-324 Verifying Networking and .
Contents RC-xi Cisco IOS XR Routing Configuration Guide Adjusting RIP Timers for each VRF Instance: Examp le RC-348 Configuring Redistribut ion for RIP: Example RC-349 Configuring Route Polici es for .
Contents RC-xii Cisco IOS XR Routing Configuration Guide RFCs RC-417 Technical Assistance RC-417 Implementing Static Routes on Cisco IOS XR Software RC-419 Contents RC-420 Prerequisites for Implementi.
RC-xiii Cisco IOS XR Routing Configuration Guide OL-14356-01 Preface The Cisco IOS X R Routing Co nfiguration Guide provid es information and proce dures related to routing on Cisco IOS XR software.
Preface RC-xiv Cisco IOS XR Routing Configuratio n Guide OL-14356-01.
RC-1 Cisco IOS XR Routing Configuration Guide OL-14356-01 Implementing BGP on Cisco IOS XR Software Border Gate way Protoco l (BGP) is an Exterior Gate way Prot ocol (EGP) that allo ws you to create loop-free interdom ain routing between autono mous syst ems.
Implementing BGP on Ci sco IO S XR Software Contents RC-2 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Contents • Prerequisites for Implementing BGP on Cisco IOS XR Software, page RC-2 • .
Implementing BGP on Cisco IOS XR Software Information About Implementin g BGP on Cisco IOS XR Software RC-3 Cisco IOS XR Routing Configuration Guide OL-14356-01 • Administrati ve Distan ce, page RC-.
Implementing BGP on Ci sco IO S XR Software Information About Implementin g BGP on Cis co IOS XR Software RC-4 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 • By means of the address conf igured using the bgp r outer-id command in router conf iguration mode.
Implementing BGP on Cisco IOS XR Software Information About Implementin g BGP on Cisco IOS XR Software RC-5 Cisco IOS XR Routing Configuration Guide OL-14356-01 the neighbor and peering wit h the neig.
Implementing BGP on Ci sco IO S XR Software Information About Implementin g BGP on Cis co IOS XR Software RC-6 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 This route polic y filter ing is possible because RIB iden tifi es the source protocol of route that resolv ed a next hop as well as the mask leng th associat ed with the rou te.
Implementing BGP on Cisco IOS XR Software Information About Implementin g BGP on Cisco IOS XR Software RC-7 Cisco IOS XR Routing Configuration Guide OL-14356-01 The clear bgp nexthop re gistration command performs an asynchron ous regist ration of the ne xt hop with the RIB.
Implementing BGP on Ci sco IO S XR Software Information About Implementin g BGP on Cis co IOS XR Software RC-8 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Router Configuration Mode The follo.
Implementing BGP on Cisco IOS XR Software Information About Implementin g BGP on Cisco IOS XR Software RC-9 Cisco IOS XR Routing Configuration Guide OL-14356-01 VRF Neighbor Address Family Configurat .
Implementing BGP on Ci sco IO S XR Software Information About Implementin g BGP on Cis co IOS XR Software RC-10 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 RP/0/RP0/CPU0:router(config-bgp)# vrf vrf_A RP/0/RP0/CPU0:router(config-bgp-vrf)# neighbor 11.
Implementing BGP on Cisco IOS XR Software Information About Implementin g BGP on Cisco IOS XR Software RC-11 Cisco IOS XR Routing Configuration Guide OL-14356-01 Config uration grouping has t he follo.
Implementing BGP on Ci sco IO S XR Software Information About Implementin g BGP on Cis co IOS XR Software RC-12 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 For Address Family: IPv4 Unicast BGP neighbor version 0 Update group: 0.
Implementing BGP on Cisco IOS XR Software Information About Implementin g BGP on Cisco IOS XR Software RC-13 Cisco IOS XR Routing Configuration Guide OL-14356-01 3.
Implementing BGP on Ci sco IO S XR Software Information About Implementin g BGP on Cis co IOS XR Software RC-14 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 RP/0/RP0/CPU0:router(config-bgp-nb.
Implementing BGP on Cisco IOS XR Software Information About Implementin g BGP on Cisco IOS XR Software RC-15 Cisco IOS XR Routing Configuration Guide OL-14356-01 Route refresh request: received 0, sen.
Implementing BGP on Ci sco IO S XR Software Information About Implementin g BGP on Cis co IOS XR Software RC-16 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 The follo wing e xample displays sample ou tput from the show bgp neighbors co mmand using the inheritance ke yword.
Implementing BGP on Cisco IOS XR Software Information About Implementin g BGP on Cisco IOS XR Software RC-17 Cisco IOS XR Routing Configuration Guide OL-14356-01 The follo wing e xample displays sample ou tput from the show bgp af-gr oup command using the conf iguration ke yword.
Implementing BGP on Ci sco IO S XR Software Information About Implementin g BGP on Cis co IOS XR Software RC-18 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 The follo wing is sample outpu t f.
Implementing BGP on Cisco IOS XR Software Information About Implementin g BGP on Cisco IOS XR Software RC-19 Cisco IOS XR Routing Configuration Guide OL-14356-01 RP/0/RP0/CPU0:router(config-bgp-nbrgrp.
Implementing BGP on Ci sco IO S XR Software Information About Implementin g BGP on Cis co IOS XR Software RC-20 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Routing Policy Enforcement External BGP (eBGP) neighbor s must ha ve an inboun d and outbound polic y conf igured.
Implementing BGP on Cisco IOS XR Software Information About Implementin g BGP on Cisco IOS XR Software RC-21 Cisco IOS XR Routing Configuration Guide OL-14356-01 BGP scan interval 60 secs BGP is operating in STANDALONE mode.
Implementing BGP on Ci sco IO S XR Software Information About Implementin g BGP on Cis co IOS XR Software RC-22 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 BGP policy acco unting uses traf fic indi ces that are set on BGP routes to track v arious counters.
Implementing BGP on Cisco IOS XR Software Information About Implementin g BGP on Cisco IOS XR Software RC-23 Cisco IOS XR Routing Configuration Guide OL-14356-01 the path.
Implementing BGP on Ci sco IO S XR Software Information About Implementin g BGP on Cis co IOS XR Software RC-24 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 confederation.
Implementing BGP on Cisco IOS XR Software Information About Implementin g BGP on Cisco IOS XR Software RC-25 Cisco IOS XR Routing Configuration Guide OL-14356-01 • 192.
Implementing BGP on Ci sco IO S XR Software Information About Implementin g BGP on Cis co IOS XR Software RC-26 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 The “prebest pat h” point of insertio n (POI) in the BGP cost community feature supports mix ed EIGRP VPN network topologies that contain V PN and back-d oor links.
Implementing BGP on Cisco IOS XR Software Information About Implementin g BGP on Cisco IOS XR Software RC-27 Cisco IOS XR Routing Configuration Guide OL-14356-01 Adding Routes to the Routing Informati.
Implementing BGP on Ci sco IO S XR Software Information About Implementin g BGP on Cis co IOS XR Software RC-28 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 3.
Implementing BGP on Cisco IOS XR Software Information About Implementin g BGP on Cisco IOS XR Software RC-29 Cisco IOS XR Routing Configuration Guide OL-14356-01 9. If one path is receiv ed from an external peer and the other is receive d from an internal (or confederation) peer , the path from the external peer is chosen.
Implementing BGP on Ci sco IO S XR Software Information About Implementin g BGP on Cis co IOS XR Software RC-30 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Note This suppression beha vior does not comply with the IETF Netw orking W orking Group draft-ietf-idr-bgp4-24.
Implementing BGP on Cisco IOS XR Software Information About Implementin g BGP on Cisco IOS XR Software RC-31 Cisco IOS XR Routing Configuration Guide OL-14356-01 Note Distance does not influence the BGP path selection algorith m, but it do es influence whether BGP-learned rout es are installed i n the IP routing tab le.
Implementing BGP on Ci sco IO S XR Software Information About Implementin g BGP on Cis co IOS XR Software RC-32 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Multiprotocol BGP Multiprotocol BGP is an enhanced BGP that carries routing in formation for multip le network layer protocols and IP multicast routes.
Implementing BGP on Cisco IOS XR Software Information About Implementin g BGP on Cisco IOS XR Software RC-33 Cisco IOS XR Routing Configuration Guide OL-14356-01 In Figure 5 , only unicast traf fic can tra vel from Router A to the unicast routers to Rout er B and back.
Implementing BGP on Ci sco IO S XR Software Information About Implementin g BGP on Cis co IOS XR Software RC-34 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 to autonomous system 2, wh ich sends it to autonomous system 3.
Implementing BGP on Cisco IOS XR Software Information About Implementin g BGP on Cisco IOS XR Software RC-35 Cisco IOS XR Routing Configuration Guide OL-14356-01 Figure 6 Three Fully Meshed iBGP Speak ers W ith route reflectors, all iBGP speak ers need not be fully meshed because there is a method to pass learned routes to neighbors.
Implementing BGP on Ci sco IO S XR Software Information About Implementin g BGP on Cis co IOS XR Software RC-36 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 The internal peers of the route refl ector are di vided into two groups: client peers and all other r outers in the autonomous system (non client peers).
Implementing BGP on Cisco IOS XR Software Information About Implementin g BGP on Cisco IOS XR Software RC-37 Cisco IOS XR Routing Configuration Guide OL-14356-01 Each route reflector would be configured with other route reflectors as nonclient peers (thus, all route reflectors are fully meshed).
Implementing BGP on Ci sco IO S XR Software Information About Implementin g BGP on Cis co IOS XR Software RC-38 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 • bRIB process—Responsible for performing the best-pat h calculation of routes (recei ves partial best paths from the speaker).
Implementing BGP on Cisco IOS XR Software Information About Implementin g BGP on Cisco IOS XR Software RC-39 Cisco IOS XR Routing Configuration Guide OL-14356-01 A backbone carrier off ers Border Gate way Protocol and Multiprotocol Label Swi tching (BGP/MPLS) VPN services .
Implementing BGP on Ci sco IO S XR Software Information About Implementin g BGP on Cis co IOS XR Software RC-40 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 IPv6 Provider Edge Multipath I nte.
Implementing BGP on Cisco IOS XR Software Information About Implementin g BGP on Cisco IOS XR Software RC-41 Cisco IOS XR Routing Configuration Guide OL-14356-01 Figure 9 I P L3VPN with L2TPv3 BGP Mul.
Implementing BGP on Ci sco IO S XR Software How to Implement BGP on Cisco IOS XR Software RC-42 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 When an MVPN-specif ic default MDT gr oup is conf ig ured on PE1, PIM creates a virtual MDT tunnel interface with the tunnel source ad dress the same as the BGP local peering addres s.
Implementing BGP on Cisco IOS XR Software How to Implement BGP on Cisco IOS XR Software RC-43 Cisco IOS XR Routing Configuration Guide OL-14356-01 • Config uring the MED Metric for BGP , page RC-53 .
Implementing BGP on Ci sco IO S XR Software How to Implement BGP on Cisco IOS XR Software RC-44 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Enabling BGP Routing Perform this task to enable BGP rout ing and establish a BGP routing process. Co nfiguring BGP neighbors is included as part of enabli ng BGP routing.
Implementing BGP on Cisco IOS XR Software How to Implement BGP on Cisco IOS XR Software RC-45 Cisco IOS XR Routing Configuration Guide OL-14356-01 DETAILED ST EPS Command or Action Purpose Step 1 configure Example: RP/0/RP0/CPU0:router# configure Enters global conf iguration mod.
Implementing BGP on Ci sco IO S XR Software How to Implement BGP on Cisco IOS XR Software RC-46 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Step 5 configure Example: RP/0/RP0/CPU0:router# configure Enters global conf iguration mode.
Implementing BGP on Cisco IOS XR Software How to Implement BGP on Cisco IOS XR Software RC-47 Cisco IOS XR Routing Configuration Guide OL-14356-01 Configuring a Routing Domain Confederation for BGP Perform this task to conf igure the routing domain con federation for BGP .
Implementing BGP on Ci sco IO S XR Software How to Implement BGP on Cisco IOS XR Software RC-48 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 DETAILED ST EPS Command or Action Purpose Step 1 configure Example: RP/0/RP0/CPU0:router# configure Enters global conf iguration mode.
Implementing BGP on Cisco IOS XR Software How to Implement BGP on Cisco IOS XR Software RC-49 Cisco IOS XR Routing Configuration Guide OL-14356-01 Resetting an eBGP Session Immediately Upon Link Failure Immediately resetting BGP sessions of an y directly adja cent external peers if the link used to reach them goes down is enabled b y default.
Implementing BGP on Ci sco IO S XR Software How to Implement BGP on Cisco IOS XR Software RC-50 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Adjusting BGP Timers Perform this task to set th e timers for BG P neighbors.
Implementing BGP on Cisco IOS XR Software How to Implement BGP on Cisco IOS XR Software RC-51 Cisco IOS XR Routing Configuration Guide OL-14356-01 Changing the BGP Default Local Preference Value Perform this task to set the def ault local preference v alue for BGP paths.
Implementing BGP on Ci sco IO S XR Software How to Implement BGP on Cisco IOS XR Software RC-52 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 DETAILED ST EPS Command or Action Purpose Step 1 configure Example: RP/0/RP0/CPU0:router# configure Enters global conf iguration mode.
Implementing BGP on Cisco IOS XR Software How to Implement BGP on Cisco IOS XR Software RC-53 Cisco IOS XR Routing Configuration Guide OL-14356-01 Configuring the MED Metric for BGP Perform this task .
Implementing BGP on Ci sco IO S XR Software How to Implement BGP on Cisco IOS XR Software RC-54 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Configuring BGP Weights Perform this task to assign a wei ght to routes recei ved from a neig hbor .
Implementing BGP on Cisco IOS XR Software How to Implement BGP on Cisco IOS XR Software RC-55 Cisco IOS XR Routing Configuration Guide OL-14356-01 7. end or commit DETAILED ST EPS Command or Action Purpose Step 1 configure Example: RP/0/RP0/CPU0:router# configure Enters global conf iguration mode.
Implementing BGP on Ci sco IO S XR Software How to Implement BGP on Cisco IOS XR Software RC-56 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Tuning the BGP Best-Path Calculation Perform this task to change the def ault BGP best-path calculation beha vior .
Implementing BGP on Cisco IOS XR Software How to Implement BGP on Cisco IOS XR Software RC-57 Cisco IOS XR Routing Configuration Guide OL-14356-01 DETAILED ST EPS Command or Action Purpose Step 1 configure Example: RP/0/RP0/CPU0:router# configure Enters global conf iguration mode.
Implementing BGP on Ci sco IO S XR Software How to Implement BGP on Cisco IOS XR Software RC-58 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Indicating BGP Back-door Routes Perform this task .
Implementing BGP on Cisco IOS XR Software How to Implement BGP on Cisco IOS XR Software RC-59 Cisco IOS XR Routing Configuration Guide OL-14356-01 DETAILED ST EPS Command or Action Purpose Step 1 configure Example: RP/0/RP0/CPU0:router# configure Enters global conf iguration mode.
Implementing BGP on Ci sco IO S XR Software How to Implement BGP on Cisco IOS XR Software RC-60 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Configuring Aggregate Addresses Pe r fo rm t hi s ta sk t o create aggreg ate entries in a BGP routing table.
Implementing BGP on Cisco IOS XR Software How to Implement BGP on Cisco IOS XR Software RC-61 Cisco IOS XR Routing Configuration Guide OL-14356-01 Redistributing iBGP Routes into IGP Perform this task.
Implementing BGP on Ci sco IO S XR Software How to Implement BGP on Cisco IOS XR Software RC-62 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 SUMMARY STEPS 1.
Implementing BGP on Cisco IOS XR Software How to Implement BGP on Cisco IOS XR Software RC-63 Cisco IOS XR Routing Configuration Guide OL-14356-01 Redistributing Prefixes into Multiprotocol BGP Perform this task to redistrib ute prefix es from another prot ocol into multiprotocol BG P .
Implementing BGP on Ci sco IO S XR Software How to Implement BGP on Cisco IOS XR Software RC-64 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Step 3 address-family { ipv4 unicast | ipv4 multic.
Implementing BGP on Cisco IOS XR Software How to Implement BGP on Cisco IOS XR Software RC-65 Cisco IOS XR Routing Configuration Guide OL-14356-01 Step 4 redistribute connected [ metric metric-value ].
Implementing BGP on Ci sco IO S XR Software How to Implement BGP on Cisco IOS XR Software RC-66 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Configuring BGP Route Dampening Perform this task to conf igure and monitor BGP rou te dampening. SUMMARY STEPS 1.
Implementing BGP on Cisco IOS XR Software How to Implement BGP on Cisco IOS XR Software RC-67 Cisco IOS XR Routing Configuration Guide OL-14356-01 14. clear bgp { ipv4 { unicast | multicast | labeled-.
Implementing BGP on Ci sco IO S XR Software How to Implement BGP on Cisco IOS XR Software RC-68 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Step 5 end or commit Example: RP/0/RP0/CPU0:router(config-bgp-af)# end or RP/0/RP0/CPU0:router(config-bgp-af)# commit Sav es configuration changes.
Implementing BGP on Cisco IOS XR Software How to Implement BGP on Cisco IOS XR Software RC-69 Cisco IOS XR Routing Configuration Guide OL-14356-01 Step 8 show bgp [ ipv4 { unicast | multicast | labele.
Implementing BGP on Ci sco IO S XR Software How to Implement BGP on Cisco IOS XR Software RC-70 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Step 12 clear bgp { ipv4 { unicast | multicast | l.
Implementing BGP on Cisco IOS XR Software How to Implement BGP on Cisco IOS XR Software RC-71 Cisco IOS XR Routing Configuration Guide OL-14356-01 Applying Policy When Updating the Routing Table Pe r fo r m t hi s t as k t o apply a routing policy to routes being installed into the routing table.
Implementing BGP on Ci sco IO S XR Software How to Implement BGP on Cisco IOS XR Software RC-72 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 DETAILED ST EPS Command or Action Purpose Step 1 configure Example: RP/0/RP0/CPU0:router# configure Enters global conf iguration mode.
Implementing BGP on Cisco IOS XR Software How to Implement BGP on Cisco IOS XR Software RC-73 Cisco IOS XR Routing Configuration Guide OL-14356-01 Setting BGP Administrative Distance Perform this task to specify the use of ad ministrati ve distances th at can be used to prefer one class of route ov er another .
Implementing BGP on Ci sco IO S XR Software How to Implement BGP on Cisco IOS XR Software RC-74 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Configuring a BGP Neighbor Group and Neighbors Perform this task to conf igure BGP neighbor grou ps and apply the neighbor group conf iguration to a neighbor .
Implementing BGP on Cisco IOS XR Software How to Implement BGP on Cisco IOS XR Software RC-75 Cisco IOS XR Routing Configuration Guide OL-14356-01 Note All commands that can be conf igured under a specif ied neighbor group can be conf igured under a neighbor .
Implementing BGP on Ci sco IO S XR Software How to Implement BGP on Cisco IOS XR Software RC-76 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Step 4 exit Example: RP/0/RP0/CPU0:router(config-bgp-af)# exit Exits the curren t confi guration mode.
Implementing BGP on Cisco IOS XR Software How to Implement BGP on Cisco IOS XR Software RC-77 Cisco IOS XR Routing Configuration Guide OL-14356-01 Configuring a Route Reflector for BGP Perform this task to conf ig ure a route reflector for BGP .
Implementing BGP on Ci sco IO S XR Software How to Implement BGP on Cisco IOS XR Software RC-78 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 6. address-family { ipv4 unicast | ipv4 mul ticast | ipv4 labeled-unicast | ipv4 tunnel | ipv 4 mdt | ipv6 unicast | ip v6 multicast | ipv6 labeled-unicast | vpn v4 unicast | vpn v6 unicast } 7.
Implementing BGP on Cisco IOS XR Software How to Implement BGP on Cisco IOS XR Software RC-79 Cisco IOS XR Routing Configuration Guide OL-14356-01 Configuring BGP Route Filtering by Route Policy Perform this task to conf igure BGP routing f iltering by route polic y .
Implementing BGP on Ci sco IO S XR Software How to Implement BGP on Cisco IOS XR Software RC-80 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 8. end or commit DETAILED ST EPS Command or Action Purpose Step 1 configure Example: RP/0/RP0/CPU0:router# configure Enters global conf iguration mode.
Implementing BGP on Cisco IOS XR Software How to Implement BGP on Cisco IOS XR Software RC-81 Cisco IOS XR Routing Configuration Guide OL-14356-01 Configuring BGP Next-hop Trigger Delay Perform this task to conf igure BGP ne xt-hop tr igger delay .
Implementing BGP on Ci sco IO S XR Software How to Implement BGP on Cisco IOS XR Software RC-82 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 DETAILED ST EPS Command or Action Purpose Step 1 configure Example: RP/0/RP0/CPU0:router# configure Enters global conf iguration mode.
Implementing BGP on Cisco IOS XR Software How to Implement BGP on Cisco IOS XR Software RC-83 Cisco IOS XR Routing Configuration Guide OL-14356-01 Disabling Next-hop Processing on BGP Updates Perform this task to disable ne xt-hop calculation for a neighbor and in sert your o wn address in the next- hop fiel d of BGP updates.
Implementing BGP on Ci sco IO S XR Software How to Implement BGP on Cisco IOS XR Software RC-84 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Configuring BGP Community and Extended-Community Advertisements Perform this task to specify that communi ty attrib utes should be sent to an eBGP n eighbor .
Implementing BGP on Cisco IOS XR Software How to Implement BGP on Cisco IOS XR Software RC-85 Cisco IOS XR Routing Configuration Guide OL-14356-01 Note BGP community and ext ended-community f iltering cannot be conf igured for iBGP neighbors. Communities and e xtended-communities are al ways sent to iBGP nei ghbors SUMMARY STEPS 1.
Implementing BGP on Ci sco IO S XR Software How to Implement BGP on Cisco IOS XR Software RC-86 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Configuring the BGP Cost Community Perform this task to conf igure the BGP cost commu nity .
Implementing BGP on Cisco IOS XR Software How to Implement BGP on Cisco IOS XR Software RC-87 Cisco IOS XR Routing Configuration Guide OL-14356-01 5. router bgp as-number 6.
Implementing BGP on Ci sco IO S XR Software How to Implement BGP on Cisco IOS XR Software RC-88 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 address-family { ipv4 unicast | ipv4 mu lticast | .
Implementing BGP on Cisco IOS XR Software How to Implement BGP on Cisco IOS XR Software RC-89 Cisco IOS XR Routing Configuration Guide OL-14356-01 Step 5 router bgp as-number Example: RP/0/RP0/CPU0:router(config)# router bgp 120 Enters BGP configuratio n mode allowing you to conf igu re the BGP routing process.
Implementing BGP on Ci sco IO S XR Software How to Implement BGP on Cisco IOS XR Software RC-90 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 address-family { ipv4 unicast | ipv4 multicast | i.
Implementing BGP on Cisco IOS XR Software How to Implement BGP on Cisco IOS XR Software RC-91 Cisco IOS XR Routing Configuration Guide OL-14356-01 Configuring Software to Store Updates from a Neighbor Pe r fo rm t hi s t a sk to configure the software to store updates recei ved from a neighbor .
Implementing BGP on Ci sco IO S XR Software How to Implement BGP on Cisco IOS XR Software RC-92 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 4. address-family { ipv4 unicast | ipv4 mul ticast | ipv4 labeled-unicast | ipv4 tunnel | ipv 4 mdt | ipv6 unicast | i pv6 multicast | ipv6 labeled-unicast | vpn v4 unicast | vpn v6 unicast } 5.
Implementing BGP on Cisco IOS XR Software How to Implement BGP on Cisco IOS XR Software RC-93 Cisco IOS XR Routing Configuration Guide OL-14356-01 Configuring Distributed BGP Pe r fo r m t hi s t as k t o configure distributed BGP . Configuring distributed BGP includes starting the speaker process and allocating the speak er process to a neighbor .
Implementing BGP on Ci sco IO S XR Software How to Implement BGP on Cisco IOS XR Software RC-94 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 5. address-family { ipv4 unicast | ipv4 mu lticast | ipv4 tunnel | ipv4 mdt | ipv6 unicast | ipv6 multicast | vpn v4 unicast | vpn v6 unicast } 6.
Implementing BGP on Cisco IOS XR Software How to Implement BGP on Cisco IOS XR Software RC-95 Cisco IOS XR Routing Configuration Guide OL-14356-01 Step 7 neighbor ip-address Example: RP/0/RP0/CPU0:router(config-bgp)# neighbor 172.
Implementing BGP on Ci sco IO S XR Software How to Implement BGP on Cisco IOS XR Software RC-96 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Configuring a VPN Routing and Forwarding Instance .
Implementing BGP on Cisco IOS XR Software How to Implement BGP on Cisco IOS XR Software RC-97 Cisco IOS XR Routing Configuration Guide OL-14356-01 Step 3 address-family { ipv4 | ipv6 } unicast Example: RP/0/RP0/CPU0:router(config-vrf)# address-family ipv4 unicast Enters address family conf iguration mode for the specified address family .
Implementing BGP on Ci sco IO S XR Software How to Implement BGP on Cisco IOS XR Software RC-98 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Configuring the Route Distinguisher The route disting uisher (RD) makes pref ixes unique across multipl e VPN routing and for warding (VRF) instances.
Implementing BGP on Cisco IOS XR Software How to Implement BGP on Cisco IOS XR Software RC-99 Cisco IOS XR Routing Configuration Guide OL-14356-01 DETAILED ST EPS Command or Action Purpose Step 1 configure Example: RP/0/RP0/CPU0:router# configure Enters global conf iguration mode.
Implementing BGP on Ci sco IO S XR Software How to Implement BGP on Cisco IOS XR Software RC-100 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Configuring PE-PE or PE-RR Interior BGP sessions T o enable BGP to carry VPN reachability i nformation between provider edg e (PE) routers you must confi gure the PE-PE interior BGP (IBGP) sessions.
Implementing BGP on Cisco IOS XR Software How to Implement BGP on Cisco IOS XR Software RC-101 Cisco IOS XR Routing Configuration Guide OL-14356-01 3. address-family { vpn v4 unicast | vpn v6 unicast } 4. bgp dampening [ half-li fe [ r euse suppr ess max-suppr ess-time ] | route-poli cy r oute-policy-name ] 5.
Implementing BGP on Ci sco IO S XR Software How to Implement BGP on Cisco IOS XR Software RC-102 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Step 5 bgp client-to-client reflection disable Ex.
Implementing BGP on Cisco IOS XR Software How to Implement BGP on Cisco IOS XR Software RC-103 Cisco IOS XR Routing Configuration Guide OL-14356-01 Configuring Route Reflector to Hold Routes That Have.
Implementing BGP on Ci sco IO S XR Software How to Implement BGP on Cisco IOS XR Software RC-104 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Note Note that this process can be more eff icient if the PE-RR session suppo rts extended communi ty outbound route filt er (ORF).
Implementing BGP on Cisco IOS XR Software How to Implement BGP on Cisco IOS XR Software RC-105 Cisco IOS XR Routing Configuration Guide OL-14356-01 Configuring BGP as a PE-CE Protocol Perform this task to conf igure BGP on the PE and est ablish PE-CE communication usin g BGP .
Implementing BGP on Ci sco IO S XR Software How to Implement BGP on Cisco IOS XR Software RC-106 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 13. ebgp-multihop [ ttl-value ] 14. address-family { ipv4 { unicast | labeled-unicast } | ipv6 unicast } 15.
Implementing BGP on Cisco IOS XR Software How to Implement BGP on Cisco IOS XR Software RC-107 Cisco IOS XR Routing Configuration Guide OL-14356-01 Step 6 address-family { ipv4 | ipv6 } unicast Example: RP/0/RP0/CPU0:router(config-bgp-vrf)# address-family ipv4 unicast Enters VPN address family configuration mode.
Implementing BGP on Ci sco IO S XR Software How to Implement BGP on Cisco IOS XR Software RC-108 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Step 14 address-family { ipv4 { unicast | labeled-unicast } | ipv6 unicast } Example: RP/0/RP0/CPU0:router(config-bgp-vrf-nbr)# address-family ipv4 unicast Enables an address family for the CE peer .
Implementing BGP on Cisco IOS XR Software How to Implement BGP on Cisco IOS XR Software RC-109 Cisco IOS XR Routing Configuration Guide OL-14356-01 BGP Load Balancing Perform this ta sk to enable BGP .
Implementing BGP on Ci sco IO S XR Software How to Implement BGP on Cisco IOS XR Software RC-110 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 9. end or commit DETAILED ST EPS Command or Action Purpose Step 1 configure Example: RP/0/RP0/CPU0:router# configure Enters global conf iguration mode.
Implementing BGP on Cisco IOS XR Software How to Implement BGP on Cisco IOS XR Software RC-111 Cisco IOS XR Routing Configuration Guide OL-14356-01 Redistribution of IGPs to BGP Perform this task to conf igure redistrib ution of a protocol into the VRF address family .
Implementing BGP on Ci sco IO S XR Software How to Implement BGP on Cisco IOS XR Software RC-112 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 redistrib ute ospf pr ocess-id [ match { external.
Implementing BGP on Cisco IOS XR Software How to Implement BGP on Cisco IOS XR Software RC-113 Cisco IOS XR Routing Configuration Guide OL-14356-01 Step 5 redistribute connected [ metric metric-value .
Implementing BGP on Ci sco IO S XR Software How to Implement BGP on Cisco IOS XR Software RC-114 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Configuring Keychains for BGP K eychains pro vide secure authentication b y supporting dif ferent MA C authentication algorithms and provide g raceful key rollov er .
Implementing BGP on Cisco IOS XR Software How to Implement BGP on Cisco IOS XR Software RC-115 Cisco IOS XR Routing Configuration Guide OL-14356-01 Configuring an MDT Address Family Session in BGP Perform this task to conf igure an IPv4 multicast distr ibution t ree (MDT) subaddress family i dentifier (SAFI) session in BGP .
Implementing BGP on Ci sco IO S XR Software How to Implement BGP on Cisco IOS XR Software RC-116 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 5.
Implementing BGP on Cisco IOS XR Software How to Implement BGP on Cisco IOS XR Software RC-117 Cisco IOS XR Routing Configuration Guide OL-14356-01 Step 6 exit Example: RP/0/RP0/CPU0:router(config-bgp-af)# exit Exits the current con figurat ion mode. Step 7 neighbor ip-address Example: RP/0/RP0/CPU0:router(config-bgp)# neighbor 172.
Implementing BGP on Ci sco IO S XR Software How to Implement BGP on Cisco IOS XR Software RC-118 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Disabling a BGP Neighbor Perform this task to administ rativ ely shut down a neig hbor session without removin g the conf iguration.
Implementing BGP on Cisco IOS XR Software How to Implement BGP on Cisco IOS XR Software RC-119 Cisco IOS XR Routing Configuration Guide OL-14356-01 DETAILED ST EPS Command or Action Purpose Step 1 configure Example: RP/0/RP0/CPU0:router# configure Enters global conf iguration mode.
Implementing BGP on Ci sco IO S XR Software How to Implement BGP on Cisco IOS XR Software RC-120 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Resetting Neighbors Using BGP Inbound Soft Reset Pe r fo r m t hi s t as k t o trigger an inbound soft reset of the specified address families for the specified group or ne igh b or s.
Implementing BGP on Cisco IOS XR Software How to Implement BGP on Cisco IOS XR Software RC-121 Cisco IOS XR Routing Configuration Guide OL-14356-01 T o determine whether the neigh bor has adver tised the R OUTE_REFRESH capability , use the show bgp neighbors command.
Implementing BGP on Ci sco IO S XR Software How to Implement BGP on Cisco IOS XR Software RC-122 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 DETAILED ST EPS Clearing Caches, Tables, and Databases Perform this task to remo ve all cont ents of a particular cache, table, or database.
Implementing BGP on Cisco IOS XR Software How to Implement BGP on Cisco IOS XR Software RC-123 Cisco IOS XR Routing Configuration Guide OL-14356-01 DETAILED ST EPS Displaying System and Network Statistics Perform this task to display specif ic statistics, such as the contents of BGP routing tables, caches, and databases.
Implementing BGP on Ci sco IO S XR Software How to Implement BGP on Cisco IOS XR Software RC-124 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 DETAILED ST EPS Command or Action Purpose Step 1 .
Implementing BGP on Cisco IOS XR Software How to Implement BGP on Cisco IOS XR Software RC-125 Cisco IOS XR Routing Configuration Guide OL-14356-01 Displaying BGP Process Information Perform this task to display speci fic BGP process informatio n. SUMMARY STEPS 1.
Implementing BGP on Ci sco IO S XR Software How to Implement BGP on Cisco IOS XR Software RC-126 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Monitoring BGP Update Groups This task displays information related to the processing of BGP updat e groups.
Implementing BGP on Cisco IOS XR Software Configuration Examples for Implem enting BGP on Cisco IOS XR Software RC-127 Cisco IOS XR Routing Configuration Guide OL-14356-01 DETAILED ST EPS Configuratio.
Implementing BGP on Ci sco IO S XR Software Configuration Examples for Implementing BGP on Cisco IOS XR Software RC-128 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 route-policy set_next_hop_static_v4 if (destination in static) then set next-hop 10.
Implementing BGP on Cisco IOS XR Software Configuration Examples for Implem enting BGP on Cisco IOS XR Software RC-129 Cisco IOS XR Routing Configuration Guide OL-14356-01 route-policy pass-all out ad.
Implementing BGP on Ci sco IO S XR Software Configuration Examples for Implementing BGP on Cisco IOS XR Software RC-130 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 route-policy pass-all in route-policy pass-all out BGP Confederation: Example The follo wing is a sample configu ration that sho ws sev eral peers in a confederation.
Implementing BGP on Cisco IOS XR Software Configuration Examples for Implem enting BGP on Cisco IOS XR Software RC-131 Cisco IOS XR Routing Configuration Guide OL-14356-01 exit address-family ipv4 uni.
Implementing BGP on Ci sco IO S XR Software Where to Go Ne xt RC-132 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 address-family ipv4 multicast route-reflector-client BGP MDT Address Family Configuration: Example The follo wing e xample sho ws ho w to conf igure an MDT address f amily in BGP: router bgp 10 bgp router-id 10.
Implementing BGP on Cisco IOS XR Software Additional References RC-133 Cisco IOS XR Routing Configuration Guide OL-14356-01 Additional References The follo wing sections pro vide references relate d to implementing BGP for Cisco IOS XR softw are.
Implementing BGP on Ci sco IO S XR Software Additional References RC-134 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 MIBs RFCs Technical Assistance MIBs MIBs Link — T o locat e and downloa.
RC-135 Cisco IOS XR Routing Configuration Guide OL-14356-01 Implementing EIGRP on Cisco IOS XR Software The Enhanced Interior G atew ay Routing Protocol (EIGRP) is an en hanced version of IGRP de veloped by Cisco.
Implementing EIGRP on Cisco IOS XR Software Prerequisites for Implementing EIGRP on Cisco IOS XR Software RC-136 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 • Information About Implementin.
Implementing EI GRP on Cisco IOS XR Software Information A bout Implemen ting EIGRP on Cisc o IOS XR Software RC-137 Cisco IOS XR Routing Configuration Guide OL-14356-01 • Floating Summary Routes fo.
Implementing EIGRP on Cisco IOS XR Software Information About Im plementin g EIGRP on Cisco IOS XR Software RC-138 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 • Provider Edge (PE)-Custo mer Edge (CE) protocol support with Site of Ori gin (SoO) and Border Gate way Protocol (BGP) cost commu nity support.
Implementing EI GRP on Cisco IOS XR Software Information A bout Implemen ting EIGRP on Cisc o IOS XR Software RC-139 Cisco IOS XR Routing Configuration Guide OL-14356-01 EIGRP Configuration Grouping C.
Implementing EIGRP on Cisco IOS XR Software Information About Im plementin g EIGRP on Cisco IOS XR Software RC-140 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 RP/0/RP0/CPU0:router(config)# r.
Implementing EI GRP on Cisco IOS XR Software Information A bout Implemen ting EIGRP on Cisc o IOS XR Software RC-141 Cisco IOS XR Routing Configuration Guide OL-14356-01 Metric Weights for EIGRP Routing EIGRP uses the minimum b andwidth on the path to a de stination netwo rk and the total delay to compute routing metrics.
Implementing EIGRP on Cisco IOS XR Software Information About Im plementin g EIGRP on Cisco IOS XR Software RC-142 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 The Goodbye Message The goodbye message is a feature designed to improve EIGRP network con ver gence.
Implementing EI GRP on Cisco IOS XR Software Information A bout Implemen ting EIGRP on Cisc o IOS XR Software RC-143 Cisco IOS XR Routing Configuration Guide OL-14356-01 Figur e 1 Floating Summary Rout e Is Applied to Router -B The config uration of the default summary ro ute on Router -B sends a 0.
Implementing EIGRP on Cisco IOS XR Software Information About Im plementin g EIGRP on Cisco IOS XR Software RC-144 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Figur e 2 Floating Summary Rout.
Implementing EI GRP on Cisco IOS XR Software Information A bout Implemen ting EIGRP on Cisc o IOS XR Software RC-145 Cisco IOS XR Routing Configuration Guide OL-14356-01 Adjustment of Hello Interval and Hold Time for an EIGRP Process Y o u can adjust the in terval between hello packets and the h old time.
Implementing EIGRP on Cisco IOS XR Software Information About Im plementin g EIGRP on Cisco IOS XR Software RC-146 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Figure 3 Simple Hub-and-Spoke Netw or k The stub routing featu re by itsel f does not pre vent routes from being ad vertised to the remot e router .
Implementing EI GRP on Cisco IOS XR Software Information A bout Implemen ting EIGRP on Cisc o IOS XR Software RC-147 Cisco IOS XR Routing Configuration Guide OL-14356-01 This is the command to set the.
Implementing EIGRP on Cisco IOS XR Software How to Implement EIGRP on Cisco IOS XR Software RC-148 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 When BGP and EIGRP peers that support the SoO e.
Implementing EI GRP on Cisco IOS XR Software How to Implement EIGRP on Cisco IOS XR Software RC-149 Cisco IOS XR Routing Configuration Guide OL-14356-01 Enabling EIGRP Routing This task enables EIGRP routing an d establishes an EIGRP routing process.
Implementing EIGRP on Cisco IOS XR Software How to Implement EIGRP on Cisco IOS XR Software RC-150 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Step 4 router-id id Example: RP/0/RP0/CPU0:router(config-eigrp)# router-id 172.20.1.1 (Optional) Co nfigures a r outer -id for an EIGRP process.
Implementing EI GRP on Cisco IOS XR Software How to Implement EIGRP on Cisco IOS XR Software RC-151 Cisco IOS XR Routing Configuration Guide OL-14356-01 Configuring Route Summarization for an EIGRP Process This task conf igures route summarization for an EIGRP process.
Implementing EIGRP on Cisco IOS XR Software How to Implement EIGRP on Cisco IOS XR Software RC-152 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 2. router eigr p as-number 3. address-family { ipv4 | ipv6 } 4. route-policy name out 5. interfac e type instan ce 6.
Implementing EI GRP on Cisco IOS XR Software How to Implement EIGRP on Cisco IOS XR Software RC-153 Cisco IOS XR Routing Configuration Guide OL-14356-01 Redistributing Routes for EIGRP This task ex plains ho w to redistrib ute routes, apply limits on the number of routes, and set timers for nonstop forw arding.
Implementing EIGRP on Cisco IOS XR Software How to Implement EIGRP on Cisco IOS XR Software RC-154 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 9. end or commit DETAILED ST EPS Command or Action Purpose Step 1 configure Example: RP/0/RP0/CPU0:router# configure Enters global conf iguration mode.
Implementing EI GRP on Cisco IOS XR Software How to Implement EIGRP on Cisco IOS XR Software RC-155 Cisco IOS XR Routing Configuration Guide OL-14356-01 Creating a Route Policy and Attaching It to an EIGRP Process This task def ines a route policy an d shows ho w to attach it to an EIGRP process.
Implementing EIGRP on Cisco IOS XR Software How to Implement EIGRP on Cisco IOS XR Software RC-156 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 8.
Implementing EI GRP on Cisco IOS XR Software How to Implement EIGRP on Cisco IOS XR Software RC-157 Cisco IOS XR Routing Configuration Guide OL-14356-01 Step 6 configure Example: RP/0/RP0/CPU0:router# configure Enters global conf iguration mode.
Implementing EIGRP on Cisco IOS XR Software How to Implement EIGRP on Cisco IOS XR Software RC-158 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Configuring Stub Routing for an EIGRP Process This task conf igures the distrib ution and remote routers to use an EIGRP process for stub r outing.
Implementing EI GRP on Cisco IOS XR Software How to Implement EIGRP on Cisco IOS XR Software RC-159 Cisco IOS XR Routing Configuration Guide OL-14356-01 Configuring EIGRP as a PE-CE Protocol Perform this task to conf igure EIGRP on the provider edge (PE) and establis h provider edge-to -customer edge (PE-CE) communi cation using EIGRP .
Implementing EIGRP on Cisco IOS XR Software How to Implement EIGRP on Cisco IOS XR Software RC-160 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 10. end or commit DETAILED ST EPS Command or Action Purpose Step 1 configure Example: RP/0/RP0/CPU0:router# configure Enters global co nfiguration mode.
Implementing EI GRP on Cisco IOS XR Software How to Implement EIGRP on Cisco IOS XR Software RC-161 Cisco IOS XR Routing Configuration Guide OL-14356-01 Redistributing BGP Routes into EIGRP Perform this task to redistri b ute BGP routes into EIGRP .
Implementing EIGRP on Cisco IOS XR Software How to Implement EIGRP on Cisco IOS XR Software RC-162 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 3. vrf vrf-name 4. address-family { ipv4 | ipv6 } 5. red is t ri but e {{ bgp | connect ed | isis | ospf | ospfv3 | rip | static } [ as-number | instance-name ]} [ rout e-policy name ] 6.
Implementing EI GRP on Cisco IOS XR Software How to Implement EIGRP on Cisco IOS XR Software RC-163 Cisco IOS XR Routing Configuration Guide OL-14356-01 Monitoring EIGRP Routing The commands in this section are used to log neighb or adjacency changes, moni tor the stability of t he routing system , and help dete ct problems.
Implementing EIGRP on Cisco IOS XR Software How to Implement EIGRP on Cisco IOS XR Software RC-164 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 10. show eigrp [ as-number ] [ vrf { vrf | all }] [ ipv4 | ipv6 ] interfaces [ type instance ] [ detail ] 11.
Implementing EI GRP on Cisco IOS XR Software How to Implement EIGRP on Cisco IOS XR Software RC-165 Cisco IOS XR Routing Configuration Guide OL-14356-01 Step 6 end or commit Example: RP/0/RP0/CPU0:router(config-eigrp-af)# end or RP/0/RP0/CPU0:router(config-eigrp-af)# commit Sav es configuration changes.
Implementing EIGRP on Cisco IOS XR Software Configuration Examples for Implementing EIGRP on Cisco IOS XR Softwar e RC-166 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Configuration Examples .
Implementing EI GRP on Cisco IOS XR Software Configuration Examples for Imp lementing EIGRP on Cisco IOS XR Software RC-167 Cisco IOS XR Routing Configuration Guide OL-14356-01 interface POS0/2/0/0 passive-interface ! interface GigabitEthernet0/6/0/0 hello-interval 8 hold-time 30 summary-address 10.
Implementing EIGRP on Cisco IOS XR Software Additional References RC-168 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Additional References The follo wing sections pro vide references related to implementing EIGRP on Cisco IOS XR soft ware.
Implementing EI GRP on Cisco IOS XR Software Additional References RC-169 Cisco IOS XR Routing Configuration Guide OL-14356-01 Technical Assistance Description Link The Cisco T echnical Support website contain s thousands of pa ges of sear chable technical content, including lin ks to products, technologies, so lutions, technical tips, and tools.
Implementing EIGRP on Cisco IOS XR Software Additional References RC-170 Cisco IOS XR Routing Configuratio n Guide OL-14356-01.
RC-171 Cisco IOS XR Routing Configuration Guide OL-14356-01 Implementing OSPF on Cisco IOS XR Software Open Shortest Path First (OSPF) is an Interior Gatew ay Protocol (IGP) de ve loped b y the OSPF working group of the Internet Engineering T ask Force (I ETF).
Implementing OSPF on Cisc o IOS XR Softwa re Contents RC-172 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Contents • Prerequisites for Implementing OSPF on Cisco I OS XR Software, page RC-1.
Implementing OSPF on Cisco IO S XR Software Information About Implementing OSPF on Cisco IOS XR Software RC-173 Cisco IOS XR Routing Configuration Guide OL-14356-01 Information About Implementing OSPF.
Implementing OSPF on Cisc o IOS XR Softwa re Information About Im plementing OSPF on Cisco IO S XR Software RC-174 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 neighboring netw orking de vices.
Implementing OSPF on Cisco IO S XR Software Information About Implementing OSPF on Cisco IOS XR Software RC-175 Cisco IOS XR Routing Configuration Guide OL-14356-01 minimum, OSPF-based ro uters or access serv ers can be configured with all def ault parameter values, no authentication, and interfaces assigne d to areas.
Implementing OSPF on Cisc o IOS XR Softwa re Information About Im plementing OSPF on Cisco IO S XR Software RC-176 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 OSPF Hierarchical CLI and CLI Inheritance Cisco IOS XR software introduces ne w OSPF conf iguration fundamentals consisting of hierarchi cal CLI and CLI inheritance.
Implementing OSPF on Cisco IO S XR Software Information About Implementing OSPF on Cisco IOS XR Software RC-177 Cisco IOS XR Routing Configuration Guide OL-14356-01 Figur e 1 OSPF Routing Components A.
Implementing OSPF on Cisc o IOS XR Softwa re Information About Im plementing OSPF on Cisco IO S XR Software RC-178 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 The backbone itself has all properties of an area. It co nsists of ABRs, routers, and netw orks only on the backbone.
Implementing OSPF on Cisco IO S XR Software Information About Implementing OSPF on Cisco IOS XR Software RC-179 Cisco IOS XR Routing Configuration Guide OL-14356-01 ASBRs can import e xternal routing informatio n from other proto cols like BGP and redistri bute them as AS-exter nal (ASE) T ype 5 LSAs to the OSPF network.
Implementing OSPF on Cisc o IOS XR Softwa re Information About Im plementing OSPF on Cisco IO S XR Software RC-180 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 • Point-to-multip oint Y ou can configure your Ci sco IOS XR network as either a broadcast or an NBMA netw ork.
Implementing OSPF on Cisco IO S XR Software Information About Implementing OSPF on Cisco IOS XR Software RC-181 Cisco IOS XR Routing Configuration Guide OL-14356-01 which de vices start using the new ke y , and the software stops sending duplicate packets after it detects that all of its neig hbors are using th e new k ey .
Implementing OSPF on Cisc o IOS XR Softwa re Information About Im plementing OSPF on Cisco IO S XR Software RC-182 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 • Network LSA (T ype 2)—Descr ibes th e link state and cost informati on for all routers attached to a multiaccess network segment.
Implementing OSPF on Cisco IO S XR Software Information About Implementing OSPF on Cisco IOS XR Software RC-183 Cisco IOS XR Routing Configuration Guide OL-14356-01 • Interarea-prefix LSA f or ABRs (T ype 3)—Advertises internal network s to routers in other areas (interarea routes).
Implementing OSPF on Cisc o IOS XR Softwa re Information About Im plementing OSPF on Cisco IO S XR Software RC-184 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 In the case in which an area cannot be connected to Area 0, you must confi gure a virtual link b etween that area and Area 0.
Implementing OSPF on Cisco IO S XR Software Information About Implementing OSPF on Cisco IOS XR Software RC-185 Cisco IOS XR Routing Configuration Guide OL-14356-01 Figure 3 Backdoor P aths Betw een OSPF Client Sites For e xample, Figure 3 show s three client sites, each with ba ckdoor links.
Implementing OSPF on Cisc o IOS XR Softwa re Information About Im plementing OSPF on Cisco IO S XR Software RC-186 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Figure 4 Sham Link Bet ween PE Routers t o Connected OSPF Cl ient Sites Figure 4 sho ws an MPL S VPN topolo gy wh ere a sham link configuration is necessary .
Implementing OSPF on Cisco IO S XR Software Information About Implementing OSPF on Cisco IOS XR Software RC-187 Cisco IOS XR Routing Configuration Guide OL-14356-01 The interv al at which the SPF calcul ations occur is chosen dynamically and based on t he frequency of topology changes i n the network.
Implementing OSPF on Cisc o IOS XR Softwa re Information About Im plementing OSPF on Cisco IO S XR Software RC-188 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 through in telligent line cards whi le the standby Ro ute Processor (RP) assumes control from the failed RP .
Implementing OSPF on Cisco IO S XR Software Information About Implementing OSPF on Cisco IOS XR Software RC-189 Cisco IOS XR Routing Configuration Guide OL-14356-01 The following are ge neral de tails about restart mo de .
Implementing OSPF on Cisc o IOS XR Softwa re Information About Im plementing OSPF on Cisco IO S XR Software RC-190 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 • T o ensure consistent databases after a restart, the OSPFv3 confi guration mu st be identical to the config uration before the restart.
Implementing OSPF on Cisco IO S XR Software Information About Implementing OSPF on Cisco IOS XR Software RC-191 Cisco IOS XR Routing Configuration Guide OL-14356-01 Y ou can enable multicast-intact in the IGP when multicast rou ting protocols (PIM) are confi gured and IGP shortcuts are conf igured on the router .
Implementing OSPF on Cisc o IOS XR Softwa re Information About Im plementing OSPF on Cisco IO S XR Software RC-192 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 • Establishes a neighbor relationsh ip with the corre spondi ng multi-area interface on the neighboring router .
Implementing OSPF on Cisco IO S XR Software Information About Implementing OSPF on Cisco IOS XR Software RC-193 Cisco IOS XR Routing Configuration Guide OL-14356-01 OSPF Authentication Message Digest Management All OSPF routing protocol e xchanges are authenticate d and the method used can va ry depending on how authentication is conf igured.
Implementing OSPF on Cisc o IOS XR Softwa re How to Implement OSPF on Cisco IOS XR Software RC-194 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 For detailed in formation for the P ath Computa.
Implementing OSPF on Cisco IO S XR Software How to Implement OSPF on Cisco IOS XR Software RC-195 Cisco IOS XR Routing Configuration Guide OL-14356-01 Prerequisites Although you can configure OSPF befor e you configure an IP addre ss, no OSPF routing occur s until at least one IP address is configured.
Implementing OSPF on Cisc o IOS XR Softwa re How to Implement OSPF on Cisco IOS XR Software RC-196 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Step 4 area area-id Example: RP/0/RP0/CPU0:router(config-ospf)# area 0 Enters area configuration mode and conf igures an area for the OSPF process.
Implementing OSPF on Cisco IO S XR Software How to Implement OSPF on Cisco IOS XR Software RC-197 Cisco IOS XR Routing Configuration Guide OL-14356-01 Configuring Stub and Not-So-Stubby Area Types This task explains ho w to c onf igure the stub area and the NSSA for OSPF .
Implementing OSPF on Cisc o IOS XR Softwa re How to Implement OSPF on Cisco IOS XR Software RC-198 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Step 4 area area-id Example: RP/0/RP0/CPU0:router(config-ospf)# area 1 Enters area conf iguration mode and conf igures a nonbackbone area for the OSPF process.
Implementing OSPF on Cisco IO S XR Software How to Implement OSPF on Cisco IOS XR Software RC-199 Cisco IOS XR Routing Configuration Guide OL-14356-01 Configuring Neighbors for Nonbroadcast Networks This task ex plains ho w to conf igure neighbors for a n onbroadcast network .
Implementing OSPF on Cisc o IOS XR Softwa re How to Implement OSPF on Cisco IOS XR Software RC-200 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 9.
Implementing OSPF on Cisco IO S XR Software How to Implement OSPF on Cisco IOS XR Software RC-201 Cisco IOS XR Routing Configuration Guide OL-14356-01 Step 5 network { broadcast | non-broadcast | { po.
Implementing OSPF on Cisc o IOS XR Softwa re How to Implement OSPF on Cisco IOS XR Software RC-202 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Step 9 neighbor ip-address [ priority number ] .
Implementing OSPF on Cisco IO S XR Software How to Implement OSPF on Cisco IOS XR Software RC-203 Cisco IOS XR Routing Configuration Guide OL-14356-01 Step 13 neighbor ip-address [ priority number ] [.
Implementing OSPF on Cisc o IOS XR Softwa re How to Implement OSPF on Cisco IOS XR Software RC-204 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Configuring Authentication at Different Hierarc.
Implementing OSPF on Cisco IO S XR Software How to Implement OSPF on Cisco IOS XR Software RC-205 Cisco IOS XR Routing Configuration Guide OL-14356-01 5. message-digest-key key-id md5 { key | clear key | encrypted ke y } 6. area ar e a-id 7. interface type instance 8.
Implementing OSPF on Cisc o IOS XR Softwa re How to Implement OSPF on Cisco IOS XR Software RC-206 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Step 6 area area-id Example: RP/0/RP0/CPU0:router(config-ospf)# area 0 Enters area conf iguration mode and configures a backbone area for the OSPF process.
Implementing OSPF on Cisco IO S XR Software How to Implement OSPF on Cisco IOS XR Software RC-207 Cisco IOS XR Routing Configuration Guide OL-14356-01 Controlling the Frequency That the Same LSA Is Or.
Implementing OSPF on Cisc o IOS XR Softwa re How to Implement OSPF on Cisco IOS XR Software RC-208 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 8. end or commit DETAILED ST EPS Command or Action Purpose Step 1 configure Example: RP/0/RP0/CPU0:router# configure Enters global conf iguration mode.
Implementing OSPF on Cisco IO S XR Software How to Implement OSPF on Cisco IOS XR Software RC-209 Cisco IOS XR Routing Configuration Guide OL-14356-01 Creating a Virtual Link with MD5 Authentication to Area 0 for OSPF This task e xplains ho w to create a virtual link to you r backbone (area 0) and appl y MD5 authentication.
Implementing OSPF on Cisc o IOS XR Softwa re How to Implement OSPF on Cisco IOS XR Software RC-210 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 • For a virtual link to be successful, you need a stable router ID at each end of the virtual link.
Implementing OSPF on Cisco IO S XR Software How to Implement OSPF on Cisco IOS XR Software RC-211 Cisco IOS XR Routing Configuration Guide OL-14356-01 DETAILED ST EPS Command or Action Purpose Step 1 .
Implementing OSPF on Cisc o IOS XR Softwa re How to Implement OSPF on Cisco IOS XR Software RC-212 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Step 8 message-digest-key key-id md5 { key | clear key | encrypted key } Example: RP/0/RP0/CPU0:router(config-ospf-ar-vl)# message-digest-key 4 md5 yourkey Defines an OSPF virtual link.
Implementing OSPF on Cisco IO S XR Software How to Implement OSPF on Cisco IOS XR Software RC-213 Cisco IOS XR Routing Configuration Guide OL-14356-01 Examples In the follo wing example, th e show osp.
Implementing OSPF on Cisc o IOS XR Softwa re How to Implement OSPF on Cisco IOS XR Software RC-214 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 7. end or commit DETAILED ST EPS Command or Action Purpose Step 1 configure Example: RP/0/RP0/CPU0:router# configure Enters global conf iguration mode.
Implementing OSPF on Cisco IO S XR Software How to Implement OSPF on Cisco IOS XR Software RC-215 Cisco IOS XR Routing Configuration Guide OL-14356-01 Redistributing Routes from One IGP into OSPF This task redistrib utes routes f rom an IGP (c ould be a diff erent OSPF process) into OSPF .
Implementing OSPF on Cisc o IOS XR Softwa re How to Implement OSPF on Cisco IOS XR Software RC-216 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 5. summary-pref ix addr ess mask [ not-adverti se ] [ tag tag ] or summary-pref ix ipv6-pr efix / p r efix-lengt h [ not-advertise ] [ tag tag ] 6.
Implementing OSPF on Cisco IO S XR Software How to Implement OSPF on Cisco IOS XR Software RC-217 Cisco IOS XR Routing Configuration Guide OL-14356-01 Step 4 redistribute protocol [ process-id ] { lev.
Implementing OSPF on Cisc o IOS XR Softwa re How to Implement OSPF on Cisco IOS XR Software RC-218 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Step 5 summary-prefix address mask [ not-advert.
Implementing OSPF on Cisco IO S XR Software How to Implement OSPF on Cisco IOS XR Software RC-219 Cisco IOS XR Routing Configuration Guide OL-14356-01 Configuring OSPF Shortest Path First Throttling T.
Implementing OSPF on Cisc o IOS XR Softwa re How to Implement OSPF on Cisco IOS XR Software RC-220 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Step 3 router-id { router-id } Example: RP/0/RP0/CPU0:router(config-ospf)# router-id 192.168.4.3 Configures a r outer ID for the OSPF pr ocess.
Implementing OSPF on Cisco IO S XR Software How to Implement OSPF on Cisco IOS XR Software RC-221 Cisco IOS XR Routing Configuration Guide OL-14356-01 Step 3 router-id { router-id } Example: RP/0/RP0/CPU0:router(config-ospf)# router-id 192.168.4.3 Configures a r outer ID for the OSPF process.
Implementing OSPF on Cisc o IOS XR Softwa re How to Implement OSPF on Cisco IOS XR Software RC-222 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Step 3 router-id { router-id } Example: RP/0/RP0/CPU0:router(config-ospf)# router-id 192.168.4.3 Configures a r outer ID for the OSPF pr ocess.
Implementing OSPF on Cisco IO S XR Software How to Implement OSPF on Cisco IOS XR Software RC-223 Cisco IOS XR Routing Configuration Guide OL-14356-01 Examples In the follo wing example, the show ospf EXEC command is used to verify that the initial SPF schedule delay time, minimum hold time, and maximum w ait time are conf igured correctly .
Implementing OSPF on Cisc o IOS XR Softwa re How to Implement OSPF on Cisco IOS XR Software RC-224 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Non-Stop Forwarding enabled Note For a descript.
Implementing OSPF on Cisco IO S XR Software How to Implement OSPF on Cisco IOS XR Software RC-225 Cisco IOS XR Routing Configuration Guide OL-14356-01 DETAILED ST EPS Command or Action Purpose Step 1 configure Example: RP/0/RP0/CPU0:router# configure Enters global conf iguration mode.
Implementing OSPF on Cisc o IOS XR Softwa re How to Implement OSPF on Cisco IOS XR Software RC-226 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Configuring OSPF Version 2 for MPLS Traffic Engineering This task explains ho w to configure OSPF for MPLS TE.
Implementing OSPF on Cisco IO S XR Software How to Implement OSPF on Cisco IOS XR Software RC-227 Cisco IOS XR Routing Configuration Guide OL-14356-01 SUMMARY STEPS 1. conf igure 2. router ospf pr ocess-name 3. rou t er-i d { r outer-id } 4. mpls traffic-eng ro uter -id { ip-addr ess | interface-type interface-instan ce } 5.
Implementing OSPF on Cisc o IOS XR Softwa re How to Implement OSPF on Cisco IOS XR Software RC-228 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Step 5 area area-id Example: RP/0/RP0/CPU0:router(config-ospf)# area 0 Enters area configuration mode and conf igures an area for the OSPF process.
Implementing OSPF on Cisco IO S XR Software How to Implement OSPF on Cisco IOS XR Software RC-229 Cisco IOS XR Routing Configuration Guide OL-14356-01 Examples This section pro vides the follo wing ou.
Implementing OSPF on Cisc o IOS XR Softwa re How to Implement OSPF on Cisco IOS XR Software RC-230 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 In the following e xample, the show ospf mpls t.
Implementing OSPF on Cisco IO S XR Software How to Implement OSPF on Cisco IOS XR Software RC-231 Cisco IOS XR Routing Configuration Guide OL-14356-01 7.
Implementing OSPF on Cisc o IOS XR Softwa re How to Implement OSPF on Cisco IOS XR Software RC-232 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Displaying Information About Graceful Restart This section describes the tasks you can use to display information ab out a graceful restart.
Implementing OSPF on Cisco IO S XR Software How to Implement OSPF on Cisco IOS XR Software RC-233 Cisco IOS XR Routing Configuration Guide OL-14356-01 Number of areas in this router is 1.
Implementing OSPF on Cisc o IOS XR Softwa re How to Implement OSPF on Cisco IOS XR Software RC-234 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Summary Steps 1. conf igure 2. interface type instance 3. vrf vrf-name 4. ipv4 addr ess ipv4-addr ess mask 5.
Implementing OSPF on Cisco IO S XR Software How to Implement OSPF on Cisco IOS XR Software RC-235 Cisco IOS XR Routing Configuration Guide OL-14356-01 Step 5 end Example: RP/0/RP0/CPU0:router(config-if)# end Sav es configuration changes.
Implementing OSPF on Cisc o IOS XR Softwa re How to Implement OSPF on Cisco IOS XR Software RC-236 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Enabling Nonstop Routing for OSPFv2 This optional task describes ho w to enable nons top routing (NSR) for O SPFv2 processes.
Implementing OSPF on Cisco IO S XR Software How to Implement OSPF on Cisco IOS XR Software RC-237 Cisco IOS XR Routing Configuration Guide OL-14356-01 DETAILED ST EPS Enabling Multicast-intact for OSPFv2 This optional task describes ho w to enable multicast-intact for OSPFv2 routes that use IPv4 addresses.
Implementing OSPF on Cisc o IOS XR Softwa re How to Implement OSPF on Cisco IOS XR Software RC-238 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 4. end or commit DETAILED ST EPS Associating Interfaces to a VRF This task explains ho w to a ssociate an interface with a VPN Routing and Forwarding (VRF) instance.
Implementing OSPF on Cisco IO S XR Software How to Implement OSPF on Cisco IOS XR Software RC-239 Cisco IOS XR Routing Configuration Guide OL-14356-01 2. router ospf pr ocess-name 3. vrf vrf-name 4. interface type instance 5. ipv4 addr ess ip-addr ess mask 6.
Implementing OSPF on Cisc o IOS XR Softwa re How to Implement OSPF on Cisco IOS XR Software RC-240 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Configuring OSPF as a Provider Edge to Customer Edge (PE-CE) Protocol SUMMARY STEPS 1. conf igure 2.
Implementing OSPF on Cisco IO S XR Software How to Implement OSPF on Cisco IOS XR Software RC-241 Cisco IOS XR Routing Configuration Guide OL-14356-01 12. end or commit DETAILED ST EPS Command or Action Purpose Step 1 configure Example: RP/0/RP0/CPU0:router# configure Enters global conf iguration mode.
Implementing OSPF on Cisc o IOS XR Softwa re How to Implement OSPF on Cisco IOS XR Software RC-242 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Step 7 interface type instance Example: RP/0/RP0/CPU0:router(config-ospf-vrf)# interface POS 0/0/0/0 Enters interface configuration mode and associates one or more interfaces to th e VRF .
Implementing OSPF on Cisco IO S XR Software How to Implement OSPF on Cisco IOS XR Software RC-243 Cisco IOS XR Routing Configuration Guide OL-14356-01 Creating Multiple OSPF Instances (OSPF Process and a VRF) This task e xplains ho w to create multiple OSPF inst ances.
Implementing OSPF on Cisc o IOS XR Softwa re How to Implement OSPF on Cisco IOS XR Software RC-244 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Configuring Multi-area Adjacency This task ex plains how to cr eate multi ple areas on an OSPF primary interface.
Implementing OSPF on Cisco IO S XR Software How to Implement OSPF on Cisco IOS XR Software RC-245 Cisco IOS XR Routing Configuration Guide OL-14356-01 Restrictions Multiple areas are created only on nativ e point-to -point interf aces, such as Packet-o ver -SONET (PoS) or serial.
Implementing OSPF on Cisc o IOS XR Softwa re How to Implement OSPF on Cisco IOS XR Software RC-246 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Configuring Label Distribution Protocol IGP Auto-configuration for OSPF This task explains ho w to configure LD P auto-conf iguration for an OSPF instance.
Implementing OSPF on Cisco IO S XR Software How to Implement OSPF on Cisco IOS XR Software RC-247 Cisco IOS XR Routing Configuration Guide OL-14356-01 DETAILED ST EPS Configuring Authentication Message Digest Management for OSPF This task explains ho w to manage a uthenti cation of a ke ychain on the OSPF interface.
Implementing OSPF on Cisc o IOS XR Softwa re How to Implement OSPF on Cisco IOS XR Software RC-248 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 SUMMARY STEPS 1. conf igure 2. router ospf pr ocess-name 3. rou t er-i d { ro u t e r - i d } 4. area ar e a-id 5.
Implementing OSPF on Cisco IO S XR Software How to Implement OSPF on Cisco IOS XR Software RC-249 Cisco IOS XR Routing Configuration Guide OL-14356-01 Examples The follo wing ex ample shows ho w to configur e the keychain ospf _intf_1 that contai ns fi ve key ID s.
Implementing OSPF on Cisc o IOS XR Softwa re How to Implement OSPF on Cisco IOS XR Software RC-250 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 The follo wing e xample sho ws that ke ychain a.
Implementing OSPF on Cisco IO S XR Software How to Implement OSPF on Cisco IOS XR Software RC-251 Cisco IOS XR Routing Configuration Guide OL-14356-01 Configuring Generalized TTL S ecurity Mechanism (GTSM) for OSPF This task ex plains ho w to set the security ti me-to-li ve mechanism on an interface for GTSM.
Implementing OSPF on Cisc o IOS XR Softwa re How to Implement OSPF on Cisco IOS XR Software RC-252 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Step 5 nsf { cisco [ enforce global ] | ietf [ helper disable ]} Example: RP/0/RP0/CPU0:router(config-ospf)# nsf ietf (Optional) Configur es NSF OSPF protocol.
Implementing OSPF on Cisco IO S XR Software How to Implement OSPF on Cisco IOS XR Software RC-253 Cisco IOS XR Routing Configuration Guide OL-14356-01 Examples The follo wing is sample output th at di.
Implementing OSPF on Cisc o IOS XR Softwa re How to Implement OSPF on Cisco IOS XR Software RC-254 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Verifying OSPF Configuration and Operation This task ex plains ho w to ver ify the config uration and operation of OSPF .
Implementing OSPF on Cisco IO S XR Software Configuration Examples fo r Implementing OSPF on Cisco IOS XR Software RC-255 Cisco IOS XR Routing Configuration Guide OL-14356-01 Configuration Examples fo.
Implementing OSPF on Cisc o IOS XR Softwa re Configuration Examples for Implementing OSPF on Cisco IOS XR Softwa re RC-256 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Cisco IOS XR Software Configuration interface POS 0/3/0/0 ip address 10.1.
Implementing OSPF on Cisco IO S XR Software Configuration Examples fo r Implementing OSPF on Cisco IOS XR Software RC-257 Cisco IOS XR Routing Configuration Guide OL-14356-01 CLI Inheritance and Prece.
Implementing OSPF on Cisc o IOS XR Softwa re Configuration Examples for Implementing OSPF on Cisco IOS XR Softwa re RC-258 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 MPLS TE for OSPF Version 2: Example The follow ing example sho ws how to conf igure the O SPF portion of MPLS TE.
Implementing OSPF on Cisco IO S XR Software Configuration Examples fo r Implementing OSPF on Cisco IOS XR Software RC-259 Cisco IOS XR Routing Configuration Guide OL-14356-01 interface POS 0/2/0/1 are.
Implementing OSPF on Cisc o IOS XR Softwa re Configuration Examples for Implementing OSPF on Cisco IOS XR Softwa re RC-260 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Virtual Link Configured.
Implementing OSPF on Cisco IO S XR Software Configuration Examples fo r Implementing OSPF on Cisco IOS XR Software RC-261 Cisco IOS XR Routing Configuration Guide OL-14356-01 ! interface GigabitEthernet0/2/0/2 vrf vrf_1 ipv4 address 100.10.10.2 255.255.
Implementing OSPF on Cisc o IOS XR Softwa re Where to Go Ne xt RC-262 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 mpls ldp router-id 2.2.2.1 interface GigabitEthernet0/2/0/3 ! ! end Where to Go Next T o configure route maps through the RPL for OSPF V ersion 2, see the Implementing Routing P olicy on Cisco IOS XR Softwar e document.
Implementing OSPF on Cisco IO S XR Software Additional References RC-263 Cisco IOS XR Routing Configuration Guide OL-14356-01 MIBs RFCs MIBs MIBs Link — T o locate an d do wnload MIB s using Cisco IOS XR software, use the Cisco MIB Locator found at the follo wing URL and choose a platform under the Cisco Access Prod ucts menu: http://cisco .
Implementing OSPF on Cisc o IOS XR Softwa re Additional References RC-264 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Technical Assistance Description Link The Cisco T echnical Support website contain s thousands of pa ges of sear chable technical content, including lin ks to products, technologies, so lutions, technical tips, and tools.
RC-265 Cisco IOS XR Routing Configuration Guide OL-14356-01 Implementing IS-IS on Cisco IOS XR Software Integrated Int ermediate System-to-Intermediate System (IS-IS), Internet Protocol V ersion 4 (IPv4), is a standards-based Interior G ate way Protocol (IGP).
Implementing IS-IS on Cisco IOS XR So ftware Contents RC-266 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Contents • Prerequisites for Implementing IS-IS on Cisco IOS XR Soft ware, page RC-.
Implementing IS-IS on Cisco IOS XR Software Information About Implementing IS-IS on Cisco IOS XR Software RC-267 Cisco IOS XR Routing Configuration Guide OL-14356-01 • Maximum LSP Lifetime and Refr .
Implementing IS-IS on Cisco IOS XR So ftware Information About Im plementin g IS-IS on Cisco IOS XR Software RC-268 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 • Single topo logy IPv6 • .
Implementing IS-IS on Cisco IOS XR Software Information About Implementing IS-IS on Cisco IOS XR Software RC-269 Cisco IOS XR Routing Configuration Guide OL-14356-01 Interface Address Family Config ur.
Implementing IS-IS on Cisco IOS XR So ftware Information About Im plementin g IS-IS on Cisco IOS XR Software RC-270 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Both techniques operate b y restricting the flood ing of LSPs in some f ashion.
Implementing IS-IS on Cisco IOS XR Software Information About Implementing IS-IS on Cisco IOS XR Software RC-271 Cisco IOS XR Routing Configuration Guide OL-14356-01 Single-Topology IPv6 Support Single-topolog y IPv6 support on Cisco IOS XR softw are allow s IS-IS for IPv6 to be conf igured on interfaces along with an IPv4 network protocol.
Implementing IS-IS on Cisco IOS XR So ftware Information About Im plementin g IS-IS on Cisco IOS XR Software RC-272 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Nonstop Forwarding On Cisco IOS XR softwa re, NSF minimizes the amount of time a netw ork is unav ailable to its users follo wing a route p rocessor (RP) failo ver .
Implementing IS-IS on Cisco IOS XR Software Information About Implementing IS-IS on Cisco IOS XR Software RC-273 Cisco IOS XR Routing Configuration Guide OL-14356-01 Because the Routing Information Base (R IB) treats each of the IS-IS instances as equal routing clients, you must be careful when redistrib uting routes between IS-IS instances.
Implementing IS-IS on Cisco IOS XR So ftware Information About Im plementin g IS-IS on Cisco IOS XR Software RC-274 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 the backbone. The attached bit is u sually set automa tically as the router discovers other areas whil e computing its Le vel 2 SPF rout e.
Implementing IS-IS on Cisco IOS XR Software Information About Implementing IS-IS on Cisco IOS XR Software RC-275 Cisco IOS XR Routing Configuration Guide OL-14356-01 Multicast Topology Support Using IS-IS Multicast topolog y support allo ws for the configuration of IS-IS multicast topologies for I Pv4 or IPv6 routing.
Implementing IS-IS on Cisco IOS XR So ftware Information About Im plementin g IS-IS on Cisco IOS XR Software RC-276 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Label Distribution Protocol IG.
Implementing IS-IS on Cisco IOS XR Software How to Implement IS-IS on Cisco IOS XR Software RC-277 Cisco IOS XR Routing Configuration Guide OL-14356-01 Note IPFRR is supported on the Cisco CRS-1 router .
Implementing IS-IS on Cisco IOS XR So ftware How to Implement IS-IS on Cisco IOS XR Software RC-278 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 SUMMARY STEPS 1. conf igure 2. router isis instance-id 3. net network-entity-title 4. is-typ e { lev el-1 | level-1-2 | level-2-only } 5.
Implementing IS-IS on Cisco IOS XR Software How to Implement IS-IS on Cisco IOS XR Software RC-279 Cisco IOS XR Routing Configuration Guide OL-14356-01 Step 4 is-type { level-1 | level-1-2 | level-2-only } Example: RP/0/RP0/CPU0:router(config-isis)# is-type level-2-only (Optional) Conf igures the system type (area or backbone router).
Implementing IS-IS on Cisco IOS XR So ftware How to Implement IS-IS on Cisco IOS XR Software RC-280 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Configuring Single Topology for IS-IS After an IS-IS instance is en abled, it must be conf igured to compute routes for a specif ic network topology .
Implementing IS-IS on Cisco IOS XR Software How to Implement IS-IS on Cisco IOS XR Software RC-281 Cisco IOS XR Routing Configuration Guide OL-14356-01 13. end or commit 14. show isis [ instance instance-id ] interface [ type instance ] [ detail ] [ level { 1 | 2 }] 15.
Implementing IS-IS on Cisco IOS XR So ftware How to Implement IS-IS on Cisco IOS XR Software RC-282 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Step 3 ipv4 address address mask or ipv6 addre.
Implementing IS-IS on Cisco IOS XR Software How to Implement IS-IS on Cisco IOS XR Software RC-283 Cisco IOS XR Routing Configuration Guide OL-14356-01 Step 6 net network-entity-title Example: RP/0/RP0/CPU0:router(config-isis)# net 47.0004.004d.0001.0001.
Implementing IS-IS on Cisco IOS XR So ftware How to Implement IS-IS on Cisco IOS XR Software RC-284 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Configuring Multitopology for IS-IS Multitopolog y is configured i n the same way as the si ngle topology for IPv4 and IPv6 address fami lies.
Implementing IS-IS on Cisco IOS XR Software How to Implement IS-IS on Cisco IOS XR Software RC-285 Cisco IOS XR Routing Configuration Guide OL-14356-01 Controlling LSP Flooding for IS-IS Flooding of LSPs can limit network scalabil ity .
Implementing IS-IS on Cisco IOS XR So ftware How to Implement IS-IS on Cisco IOS XR Software RC-286 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 DETAILED ST EPS Command or Action Purpose Step 1 configure Example: RP/0/RP0/CPU0:router# configure Enters global conf iguration mode.
Implementing IS-IS on Cisco IOS XR Software How to Implement IS-IS on Cisco IOS XR Software RC-287 Cisco IOS XR Routing Configuration Guide OL-14356-01 Step 8 ignore-lsp-errors disable Example: RP/0/RP0/CPU0:router(config-isis)# ignore-lsp-errors disable (Optional) Sets the ro uter to purge LSPs recei ved with checksum errors.
Implementing IS-IS on Cisco IOS XR So ftware How to Implement IS-IS on Cisco IOS XR Software RC-288 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Step 15 end or commit Example: RP/0/RP0/CPU0:router(config-isis-if)# end or RP/0/RP0/CPU0:router(config-isis-if)# commit Sav es configuration changes.
Implementing IS-IS on Cisco IOS XR Software How to Implement IS-IS on Cisco IOS XR Software RC-289 Cisco IOS XR Routing Configuration Guide OL-14356-01 Configuring Nonstop Forwarding for IS-IS This ta.
Implementing IS-IS on Cisco IOS XR So ftware How to Implement IS-IS on Cisco IOS XR Software RC-290 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Step 4 nsf interface-expires number Example: RP/0/RP0/CPU0:router(config-isis)# nsf interface-expires 1 Conf igures the number of resends of an ackn owledg ed NSF-restart ackno wledgment.
Implementing IS-IS on Cisco IOS XR Software How to Implement IS-IS on Cisco IOS XR Software RC-291 Cisco IOS XR Routing Configuration Guide OL-14356-01 Configuring Authentication for IS-IS This task ex plains ho w to conf igure authenticati on for IS-IS.
Implementing IS-IS on Cisco IOS XR So ftware How to Implement IS-IS on Cisco IOS XR Software RC-292 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Step 3 lsp-password { hmac-md5 | text } { clea.
Implementing IS-IS on Cisco IOS XR Software How to Implement IS-IS on Cisco IOS XR Software RC-293 Cisco IOS XR Routing Configuration Guide OL-14356-01 Configuring Keychains for IS-IS This task ex plains ho w to conf igure ke ychains for IS-IS. This task is optional .
Implementing IS-IS on Cisco IOS XR So ftware How to Implement IS-IS on Cisco IOS XR Software RC-294 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 6. end or commit DETAILED ST EPS Command or Action Purpose Step 1 configure Example: RP/0/RP0/CPU0:router# configure Enters global conf iguration mode.
Implementing IS-IS on Cisco IOS XR Software How to Implement IS-IS on Cisco IOS XR Software RC-295 Cisco IOS XR Routing Configuration Guide OL-14356-01 Configuring MPLS Traffic Engineering for IS-IS This task ex plains ho w to conf igure IS-IS for MPLS TE.
Implementing IS-IS on Cisco IOS XR So ftware How to Implement IS-IS on Cisco IOS XR Software RC-296 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 SUMMARY STEPS 1. conf igure 2. router isis instance-id 3. address-family { ipv4 | ipv6 } [ unicast | multicast ] 4.
Implementing IS-IS on Cisco IOS XR Software How to Implement IS-IS on Cisco IOS XR Software RC-297 Cisco IOS XR Routing Configuration Guide OL-14356-01 Step 6 metric-style wide [ level { 1 | 2 }] Exam.
Implementing IS-IS on Cisco IOS XR So ftware How to Implement IS-IS on Cisco IOS XR Software RC-298 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Tuning Adjacencies for IS-IS This task e xplai.
Implementing IS-IS on Cisco IOS XR Software How to Implement IS-IS on Cisco IOS XR Software RC-299 Cisco IOS XR Routing Configuration Guide OL-14356-01 DETAILED ST EPS Command or Action Purpose Step 1 configure Example: RP/0/RP0/CPU0:router# configure Enters global conf iguration mode.
Implementing IS-IS on Cisco IOS XR So ftware How to Implement IS-IS on Cisco IOS XR Software RC-300 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Step 8 hello-password { hmac-md5 | text } { cl.
Implementing IS-IS on Cisco IOS XR Software How to Implement IS-IS on Cisco IOS XR Software RC-301 Cisco IOS XR Routing Configuration Guide OL-14356-01 Setting SPF Interval for a Single-Topology IPv4 and IPv6 Configuration This task explains ho w to make ad justments to the SPF calcula tion to tune r outer performance.
Implementing IS-IS on Cisco IOS XR So ftware How to Implement IS-IS on Cisco IOS XR Software RC-302 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 DETAILED ST EPS Command or Action Purpose Step 1 configure Example: RP/0/RP0/CPU0:router# configure Enters global conf iguration mode.
Implementing IS-IS on Cisco IOS XR Software How to Implement IS-IS on Cisco IOS XR Software RC-303 Cisco IOS XR Routing Configuration Guide OL-14356-01 Customizing Routes for IS-IS This task ex plains.
Implementing IS-IS on Cisco IOS XR So ftware How to Implement IS-IS on Cisco IOS XR Software RC-304 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 8. maximum-paths ro u t e - n u m b e r 9. distance weight [ addr ess/pref ix-length [ r oute-list-na me ]] 10.
Implementing IS-IS on Cisco IOS XR Software How to Implement IS-IS on Cisco IOS XR Software RC-305 Cisco IOS XR Routing Configuration Guide OL-14356-01 Step 7 summary-prefix address / prefix-length [ level { 1 | 2 }] or summary-prefix ipv6-prefix / prefix-length [ level { 1 | 2 }] Example: RP/0/RP0/CPU0:router(config-isis-af)# summary-prefix 10.
Implementing IS-IS on Cisco IOS XR So ftware How to Implement IS-IS on Cisco IOS XR Software RC-306 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Configuring MPLS LDP IS-IS Synchronization This task ex plains ho w to enable Multiproto col Label Switching (MPLS) Lab el Distrib ution Protocol (LDP) IS-IS synchronizati on.
Implementing IS-IS on Cisco IOS XR Software How to Implement IS-IS on Cisco IOS XR Software RC-307 Cisco IOS XR Routing Configuration Guide OL-14356-01 DETAILED ST EPS Command or Action Purpose Step 1 configure Example: RP/0/RP0/CPU0:router# configure Enters global conf iguration mode.
Implementing IS-IS on Cisco IOS XR So ftware How to Implement IS-IS on Cisco IOS XR Software RC-308 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Enabling Multicast-Intact This optional task describes how to enable multicast-intact for IS-IS rou tes that use IPv4 and IPv6 addresses.
Implementing IS-IS on Cisco IOS XR Software How to Implement IS-IS on Cisco IOS XR Software RC-309 Cisco IOS XR Routing Configuration Guide OL-14356-01 Tagging IS-IS Interface Routes This optional task describes how to associat e a ta g with a connected r oute of an IS-IS interf ace.
Implementing IS-IS on Cisco IOS XR So ftware How to Implement IS-IS on Cisco IOS XR Software RC-310 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 DETAILED ST EPS Command or Action Purpose Step 1 configure Example: RP/0/RP0/CPU0:router# configure Enters global conf iguration mode.
Implementing IS-IS on Cisco IOS XR Software How to Implement IS-IS on Cisco IOS XR Software RC-311 Cisco IOS XR Routing Configuration Guide OL-14356-01 Setting the Priority for Adding Prefixes to the RIB This option al task descri bes how to set the pr iority (order) for which sp ecified pref ixes are added to the RIB.
Implementing IS-IS on Cisco IOS XR So ftware How to Implement IS-IS on Cisco IOS XR Software RC-312 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 DETAILED ST EPS Command or Action Purpose Step 1 configure Example: RP/0/RP0/CPU0:router# configure Enters global conf iguration mode.
Implementing IS-IS on Cisco IOS XR Software How to Implement IS-IS on Cisco IOS XR Software RC-313 Cisco IOS XR Routing Configuration Guide OL-14356-01 Configuring IP Fast Reroute Loop-free Alternate .
Implementing IS-IS on Cisco IOS XR So ftware Configuration Examples for Implemen ting IS-IS on Cisco IOS XR Software RC-314 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Configuration Examples.
Implementing IS-IS on Cisco IOS XR Software Configuration Examples for Implemen ting IS-IS on Cisco IOS XR Software RC-315 Cisco IOS XR Routing Configuration Guide OL-14356-01 Configuring Single-Topology IS-IS for IPv6: Example The follo wing e xample sho ws single-top ology mode be ing enabled.
Implementing IS-IS on Cisco IOS XR So ftware Where to Go Ne xt RC-316 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 ! router isis 2 is-type level-1 net 49.
Implementing IS-IS on Cisco IOS XR Software Additional References RC-317 Cisco IOS XR Routing Configuration Guide OL-14356-01 Additional References The follo wing sections pro vide references related to implementing IS-IS on Cisco IOS XR software.
Implementing IS-IS on Cisco IOS XR So ftware Additional References RC-318 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 MIBs RFCs Technical Assistance MIBs MIBs Link — T o locat e and downlo.
RC-319 Cisco IOS XR Routing Configuration Guide OL-14356-01 Implementing and Monitoring RIB on Cisco IOS XR Software Routing Information Base ( RIB) is a distribu ted collection of informati on about routing connecti vity among all nodes of a netw ork.
Implem enting and Moni toring RIB o n Cisco IOS XR Sof tware Contents RC-320 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Contents • Prerequisites for Implementing RIB on Cisco IOS XR Softw.
Implementing an d Monitoring RIB on Cisco IOS XR Soft ware Information About RIB Configuration RC-321 Cisco IOS XR Routing Configuration Guide OL-14356-01 W ithin a prot ocol, routes ar e selected based on the metrics in use b y that protocol . A protocol do wnloads its best routes (lo west or tied metric) to RIB.
Implem enting and Moni toring RIB o n Cisco IOS XR Sof tware Information About RIB Configuration RC-322 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Note Changing the administrati ve distance of a protocol on some bu t not all routers can lead to routing loops and other undesirable beh avior .
Implementing an d Monitoring RIB on Cisco IOS XR Soft ware Information About RIB Configuration RC-323 Cisco IOS XR Routing Configuration Guide OL-14356-01 RIB supports 6PE and 6VPE b y pro viding 6VPE nex t hops.
Implem enting and Moni toring RIB o n Cisco IOS XR Sof tware How to Deploy an d Monitor RIB RC-324 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 How to Deploy and Monitor RIB T o deploy and mo.
Implementing an d Monitoring RIB on Cisco IOS XR Soft ware How to Deploy and Mo nitor RIB RC-325 Cisco IOS XR Routing Configuration Guide OL-14356-01 2. show route [ vrf { vrf-name | all }] [ afi-all | ipv4 | ipv6 ] [ unicast | multicast | safi-all ] backup [ ip-addr ess ] [ standby ] 3.
Implem enting and Moni toring RIB o n Cisco IOS XR Sof tware How to Deploy an d Monitor RIB RC-326 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Disabling RIB Next-hop Dampening Perform this task to disable RI B next-hop dampening. SUMMARY STEPS 1.
Implementing an d Monitoring RIB on Cisco IOS XR Soft ware Configuration Examples for RIB Monitoring RC-327 Cisco IOS XR Routing Configuration Guide OL-14356-01 DETAILED ST EPS Configuration Examples for RIB Monitoring RIB is not conf igured separately for the Cisco IOS XR system.
Implem enting and Moni toring RIB o n Cisco IOS XR Sof tware Configuration Examples for RIB Monitoring RC-328 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 • Output of sho w route longer-p r.
Implementing an d Monitoring RIB on Cisco IOS XR Soft ware Configuration Examples for RIB Monitoring RC-329 Cisco IOS XR Routing Configuration Guide OL-14356-01 Output of show route connected Command: Example The follo wing is sample outpu t from the show r oute connected command: RP/0/RP0/CPU0:router# show route connected C 10.
Implem enting and Moni toring RIB o n Cisco IOS XR Sof tware Where to Go Ne xt RC-330 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 172.29.52.1, via MgmtEth0/RP1/CPU0/0 Route metric is 0 Where.
Implementing an d Monitoring RIB on Cisco IOS XR Soft ware Additional References RC-331 Cisco IOS XR Routing Configuration Guide OL-14356-01 Related Documents Standards Related T opic Document T itle .
Implem enting and Moni toring RIB o n Cisco IOS XR Sof tware Additional References RC-332 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 MIBs RFCs Technical Assistance MIBs MIBs Link — T o lo.
RC-333 Cisco IOS XR Routing Configuration Guide OL-14356-01 Implementing RIP on Cisco IOS XR Software The Routing Information Prot ocol (RIP) is a classi c distance vector Interior Gateway Protocol (IGP) designed to exchange i nformation within an autonomou s system (AS) of a small ne twork.
Implementing RIP on Cisco IOS XR Software Information About Implementin g RIP on Cisco IOS XR Software RC-334 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Information About Implementing RIP o.
Implementing RIP on Cisco IOS XR Software Information About Im plementing RIP on Cisco IOS XR Software RC-335 Cisco IOS XR Routing Configuration Guide OL-14356-01 Here are some good reasons to use RIP.
Implementing RIP on Cisco IOS XR Software Information About Implementin g RIP on Cisco IOS XR Software RC-336 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Route Redistribution for RIP Redistribution is a feature that al lows dif ferent routing domains, to exchang e routing information.
Implementing RIP on Cisco IOS XR Software How to Implement RIP on Cisco IOS XR Software RC-337 Cisco IOS XR Routing Configuration Guide OL-14356-01 An administrati ve distance is an int eger from 0 to 2 55. In general, the higher the v alue, the lo wer the trust rating.
Implementing RIP on Cisco IOS XR Software How to Implement RIP on Cisco IOS XR Software RC-338 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Enabling RIP This task enables RIP routing and est ablishes a RIP routing process.
Implementing RIP on Cisco IOS XR Software How to Implement RIP on Cisco IOS XR Software RC-339 Cisco IOS XR Routing Configuration Guide OL-14356-01 Customize RIP This task describes how to cust omize RIP for ne twork timing and the acceptance of route entries.
Implementing RIP on Cisco IOS XR Software How to Implement RIP on Cisco IOS XR Software RC-340 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 5. output-delay delay 6. nsf 7. interfac e type instan ce 8. metric-zero- accept 9. split-horizon disable 10.
Implementing RIP on Cisco IOS XR Software How to Implement RIP on Cisco IOS XR Software RC-341 Cisco IOS XR Routing Configuration Guide OL-14356-01 Step 7 interface type instance Example: RP/0/RP0/CPU0:router(config-rip)# interface pos 0/1/0/0 (Optional) Def ines the interfaces on which the RIP routing protocol runs.
Implementing RIP on Cisco IOS XR Software How to Implement RIP on Cisco IOS XR Software RC-342 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Control Routing Information This task describes ho w to control or pre vent routing update e x change and propaga tion.
Implementing RIP on Cisco IOS XR Software How to Implement RIP on Cisco IOS XR Software RC-343 Cisco IOS XR Routing Configuration Guide OL-14356-01 Step 3 neighbor ip-address Example: RP/0/RP0/CPU0:router(config-rip)# neighbor 172.160.1.2 (Optional) Def ines a neighbor ing router with which to exch ange RIP protocol informati on.
Implementing RIP on Cisco IOS XR Software How to Implement RIP on Cisco IOS XR Software RC-344 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Creating a Route Policy for RIP This task def ines a route polic y and sho ws ho w to attach it to an instance of a RIP process.
Implementing RIP on Cisco IOS XR Software How to Implement RIP on Cisco IOS XR Software RC-345 Cisco IOS XR Routing Configuration Guide OL-14356-01 5. end or commit 6.
Implementing RIP on Cisco IOS XR Software How to Implement RIP on Cisco IOS XR Software RC-346 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Step 5 end or commit Example: RP/0/RP0/CPU0:router(config-rpl)# end or RP/0/RP0/CPU0:router(config-rpl)# commit Sav es configuration changes.
Implementing RIP on Cisco IOS XR Software Configuration Examples for Implemen ting RIP on Cisco IOS XR Software RC-347 Cisco IOS XR Routing Configuration Guide OL-14356-01 Configuration Examples for I.
Implementing RIP on Cisco IOS XR Software Configuration Examples for Implem enting RIP on Cisco IOS XR Software RC-348 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 interface GigabitEthernet0/6/0/2 ipv4 address 172.
Implementing RIP on Cisco IOS XR Software Configuration Examples for Implemen ting RIP on Cisco IOS XR Software RC-349 Cisco IOS XR Routing Configuration Guide OL-14356-01 Configuring Redistribution for RIP: Example The follo wing e xample sho ws how to redistri bute Bor der Gate way Proto col (BGP) and st atic routes into RIP .
Implementing RIP on Cisco IOS XR Software Additional References RC-350 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 route-policy infil if destination in pf2 then add rip-metric 2 pass endif e.
Implementing RIP on Cisco IOS XR Software Additional References RC-351 Cisco IOS XR Routing Configuration Guide OL-14356-01 Related Documents Standards MIBs RFCs Related T opic Document T itle RIP com.
Implementing RIP on Cisco IOS XR Software Additional References RC-352 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Technical Assistance Description Link The Cisco T echnical Support website contain s thousands of pa ges of sear chable technical content, including lin ks to products, technologies, so lutions, technical tips, and tools.
RC-353 Cisco IOS XR Routing Configuration Guide OL-14356-01 Implementing Routing Policy on Cisco IOS XR Software A routing polic y instructs the router to insp ect routes, f ilter them, an d potentially modify t heir attrib utes as they are accepted from a peer , advertised to a peer , or redistribu ted from one routing protocol to another .
Implementin g Routing Policy o n Cisco IOS XR Software Contents RC-354 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Contents • Prerequisites for Implementing Rou ting Policy on Cisco IOS XR.
Implementing Routing Polic y on Cisco IOS XR Software Information About Implem enting Routing Policy on Cisco IOS XR Softw are RC-355 Cisco IOS XR Routing Configuration Guide OL-14356-01 • Routing P.
Implementin g Routing Policy o n Cisco IOS XR Software Information About Impl ementing Routing Policy on Cisco IOS XR Software RC-356 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Sets In this conte xt, the term set is used in its mathemat ical sense to mean an un ordered coll ection of uni que elements.
Implementing Routing Polic y on Cisco IOS XR Software Information About Implem enting Routing Policy on Cisco IOS XR Softw are RC-357 Cisco IOS XR Routing Configuration Guide OL-14356-01 as-path-set An AS path set comprises operat ions for matching an AS path attribu te.
Implementin g Routing Policy o n Cisco IOS XR Software Information About Impl ementing Routing Policy on Cisco IOS XR Software RC-358 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 RPL also provides a facility for using wildcar ds in community specif ications.
Implementing Routing Polic y on Cisco IOS XR Software Information About Implem enting Routing Policy on Cisco IOS XR Softw are RC-359 Cisco IOS XR Routing Configuration Guide OL-14356-01 prefix-set A .
Implementin g Routing Policy o n Cisco IOS XR Software Information About Impl ementing Routing Policy on Cisco IOS XR Software RC-360 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Neither the minimum l ength nor maximum length is v alid without a mask len gth.
Implementing Routing Polic y on Cisco IOS XR Software Information About Implem enting Routing Policy on Cisco IOS XR Softw are RC-361 Cisco IOS XR Routing Configuration Guide OL-14356-01 The fourth component is the policy cl ients (the rout ing protocol s).
Implementin g Routing Policy o n Cisco IOS XR Software Information About Impl ementing Routing Policy on Cisco IOS XR Software RC-362 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Set communit.
Implementing Routing Polic y on Cisco IOS XR Software Information About Implem enting Routing Policy on Cisco IOS XR Softw are RC-363 Cisco IOS XR Routing Configuration Guide OL-14356-01 endif end-pol.
Implementin g Routing Policy o n Cisco IOS XR Software Information About Impl ementing Routing Policy on Cisco IOS XR Software RC-364 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Y ou may hav e as many lev els of h ierarchy as desired . Ho wev er, many le vels may be dif ficult to maintain and understand.
Implementing Routing Polic y on Cisco IOS XR Software Information About Implem enting Routing Policy on Cisco IOS XR Softw are RC-365 Cisco IOS XR Routing Configuration Guide OL-14356-01 In the example belo w , we define a parameterized polic y "param-e xample".
Implementin g Routing Policy o n Cisco IOS XR Software Information About Impl ementing Routing Policy on Cisco IOS XR Software RC-366 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 • When Att.
Implementing Routing Polic y on Cisco IOS XR Software Information About Implem enting Routing Policy on Cisco IOS XR Softw are RC-367 Cisco IOS XR Routing Configuration Guide OL-14356-01 set community.
Implementin g Routing Policy o n Cisco IOS XR Software Information About Impl ementing Routing Policy on Cisco IOS XR Software RC-368 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Control Flow Policy statements are pr ocessed sequentially in the or der in which the y appear in the conf iguration.
Implementing Routing Polic y on Cisco IOS XR Software Information About Implem enting Routing Policy on Cisco IOS XR Softw are RC-369 Cisco IOS XR Routing Configuration Guide OL-14356-01 reference while def ining a policy n eed not exist in the conf iguration.
Implementin g Routing Policy o n Cisco IOS XR Software Information About Impl ementing Routing Policy on Cisco IOS XR Software RC-370 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Policy Statements Four typ es of polic y statements exist : remark, disposition (drop and p ass), action (set), and if (comparator).
Implementing Routing Polic y on Cisco IOS XR Software Information About Implem enting Routing Policy on Cisco IOS XR Softw are RC-371 Cisco IOS XR Routing Configuration Guide OL-14356-01 By default, a.
Implementin g Routing Policy o n Cisco IOS XR Software Information About Impl ementing Routing Policy on Cisco IOS XR Software RC-372 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Because the effect of an explicit dr op statement is immediate, routes in 10.
Implementing Routing Polic y on Cisco IOS XR Software Information About Implem enting Routing Policy on Cisco IOS XR Softw are RC-373 Cisco IOS XR Routing Configuration Guide OL-14356-01 The statement.
Implementin g Routing Policy o n Cisco IOS XR Software Information About Impl ementing Routing Policy on Cisco IOS XR Software RC-374 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 W ith a set of parentheses to express the precedence, the result is th e follo wing: med eq 10 or ((not destination in (10.
Implementing Routing Polic y on Cisco IOS XR Software Information About Implem enting Routing Policy on Cisco IOS XR Softw are RC-375 Cisco IOS XR Routing Configuration Guide OL-14356-01 Note The protocol conf iguration rejects at tempts to attach policies that perfor m unsupported operations.
Implementin g Routing Policy o n Cisco IOS XR Software Information About Impl ementing Routing Policy on Cisco IOS XR Software RC-376 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 e val uated by the named polic y pass the policy . More specif ics of the aggreg ate are filtered usi ng the suppress- route ke yword.
Implementing Routing Polic y on Cisco IOS XR Software Information About Implem enting Routing Policy on Cisco IOS XR Softw are RC-377 Cisco IOS XR Routing Configuration Guide OL-14356-01 The follo wing polic y sets dampening v alues for BGP IPv4 unicast routes.
Implementin g Routing Policy o n Cisco IOS XR Software Information About Impl ementing Routing Policy on Cisco IOS XR Software RC-378 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 endif end-policy router bgp 2 neighbor 10.0.0.5 remote-as 3 address-family ipv4 unicast route-policy sample-export out .
Implementing Routing Polic y on Cisco IOS XR Software Information About Implem enting Routing Policy on Cisco IOS XR Softw are RC-379 Cisco IOS XR Routing Configuration Guide OL-14356-01 router bgp 2 address-family ipv4 unicast network 172.
Implementin g Routing Policy o n Cisco IOS XR Software Information About Impl ementing Routing Policy on Cisco IOS XR Software RC-380 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 endif end-policy ! RP/0/RP0/CPU0:router# show bgp BGP router identifier 10.
Implementing Routing Polic y on Cisco IOS XR Software Information About Implem enting Routing Policy on Cisco IOS XR Softw are RC-381 Cisco IOS XR Routing Configuration Guide OL-14356-01 endif end-policy router bgp 2 address-family ipv4 unicast table-policy sample-table .
Implementin g Routing Policy o n Cisco IOS XR Software Information About Impl ementing Routing Policy on Cisco IOS XR Software RC-382 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 preference is set t o 212 and the route tar get extended com munity is set to 10:101 .
Implementing Routing Polic y on Cisco IOS XR Software Information About Implem enting Routing Policy on Cisco IOS XR Softw are RC-383 Cisco IOS XR Routing Configuration Guide OL-14356-01 Allocate-Label The allocate-label at tach point provides i ncreased control based on v a rious at tribute mat ch operations.
Implementin g Routing Policy o n Cisco IOS XR Software Information About Impl ementing Routing Policy on Cisco IOS XR Software RC-384 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Next-hop The next- hop attach point prov id es increased control based on pr otocol and prefix-based match operations.
Implementing Routing Polic y on Cisco IOS XR Software Information About Implem enting Routing Policy on Cisco IOS XR Softw are RC-385 Cisco IOS XR Routing Configuration Guide OL-14356-01 pass else drop endif end-policy debug bgp update policy_b BGP Attributes and Operators Ta b l e 1 summarizes the B GP attrib utes and oper ators.
Implementin g Routing Policy o n Cisco IOS XR Software Information About Impl ementing Routing Policy on Cisco IOS XR Software RC-386 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 allocate-l a.
Implementing Routing Polic y on Cisco IOS XR Software Information About Implem enting Routing Policy on Cisco IOS XR Softw are RC-387 Cisco IOS XR Routing Configuration Guide OL-14356-01 dampening as-.
Implementin g Routing Policy o n Cisco IOS XR Software Information About Impl ementing Routing Policy on Cisco IOS XR Software RC-388 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 export (VRF).
Implementing Routing Polic y on Cisco IOS XR Software Information About Implem enting Routing Policy on Cisco IOS XR Softw are RC-389 Cisco IOS XR Routing Configuration Guide OL-14356-01 import (VRF) .
Implementin g Routing Policy o n Cisco IOS XR Software Information About Impl ementing Routing Policy on Cisco IOS XR Software RC-390 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 extcommunity.
Implementing Routing Polic y on Cisco IOS XR Software Information About Implem enting Routing Policy on Cisco IOS XR Softw are RC-391 Cisco IOS XR Routing Configuration Guide OL-14356-01 med is, eg, g.
Implementin g Routing Policy o n Cisco IOS XR Software Information About Impl ementing Routing Policy on Cisco IOS XR Software RC-392 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 redistribute.
Implementing Routing Polic y on Cisco IOS XR Software Information About Implem enting Routing Policy on Cisco IOS XR Softw are RC-393 Cisco IOS XR Routing Configuration Guide OL-14356-01 sho w as-path.
Implementin g Routing Policy o n Cisco IOS XR Software Information About Impl ementing Routing Policy on Cisco IOS XR Software RC-394 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Some BGP route attributes are in accessible from some BGP attach points for various reasons.
Implementing Routing Polic y on Cisco IOS XR Software Information About Implem enting Routing Policy on Cisco IOS XR Softw are RC-395 Cisco IOS XR Routing Configuration Guide OL-14356-01 OSPF Policy Attach Points This section describes each of the OSPF polic y attach points and provides a summary of the OSPF attrib utes and operators.
Implementin g Routing Policy o n Cisco IOS XR Software Information About Impl ementing Routing Policy on Cisco IOS XR Software RC-396 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Area-in The area-in attach point wit hin OSPF allows you to f ilter inbound OSPF type -3 summary link-state adve rtisements (LSAs).
Implementing Routing Polic y on Cisco IOS XR Software Information About Implem enting Routing Policy on Cisco IOS XR Softw are RC-397 Cisco IOS XR Routing Configuration Guide OL-14356-01 OSPFv3 Policy Attach Points This section describes each of th e OSPFv3 policy attach points and pro vides a summary of the OSPFv3 attrib utes and operators.
Implementin g Routing Policy o n Cisco IOS XR Software Information About Impl ementing Routing Policy on Cisco IOS XR Software RC-398 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 The follo wing e xample sho ws ho w to redistrib ute routes from BGP instance 15 into OSPF i nstance 1 using the polic y OSPFv3-redist.
Implementing Routing Polic y on Cisco IOS XR Software Information About Implem enting Routing Policy on Cisco IOS XR Softw are RC-399 Cisco IOS XR Routing Configuration Guide OL-14356-01 Redistribute The redistrib ute attach point within IS-IS all ows rout es from other proto cols to be readverti sed by IS-IS.
Implementin g Routing Policy o n Cisco IOS XR Software Information About Impl ementing Routing Policy on Cisco IOS XR Software RC-400 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 route-policy isis-propagate if destination in (10.
Implementing Routing Polic y on Cisco IOS XR Software Information About Implem enting Routing Policy on Cisco IOS XR Softw are RC-401 Cisco IOS XR Routing Configuration Guide OL-14356-01 Default-Accep.
Implementin g Routing Policy o n Cisco IOS XR Software Information About Impl ementing Routing Policy on Cisco IOS XR Software RC-402 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Policy-Out The policy-o ut attach point al lo ws you to fi lter and modify outbound EIGRP rou tes.
Implementing Routing Polic y on Cisco IOS XR Software Information About Implem enting Routing Policy on Cisco IOS XR Softw are RC-403 Cisco IOS XR Routing Configuration Guide OL-14356-01 EIGRP Attributes and Operators Ta b l e 6 summarizes the EIGRP attrib utes and operat ors.
Implementin g Routing Policy o n Cisco IOS XR Software Information About Impl ementing Routing Policy on Cisco IOS XR Software RC-404 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 • Global-I.
Implementing Routing Polic y on Cisco IOS XR Software Information About Implem enting Routing Policy on Cisco IOS XR Softw are RC-405 Cisco IOS XR Routing Configuration Guide OL-14356-01 Interface-Inbound The interface-inbound attach point allo ws you to f ilter or update inbound RI P routes that match a route policy for a specific interface.
Implementin g Routing Policy o n Cisco IOS XR Software Information About Impl ementing Routing Policy on Cisco IOS XR Software RC-406 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Attached Policy Modification Policies that are i n use do, on occasion, need to be modif ied.
Implementing Routing Polic y on Cisco IOS XR Software Information About Implem enting Routing Policy on Cisco IOS XR Softw are RC-407 Cisco IOS XR Routing Configuration Guide OL-14356-01 Editing Routing Policy Configuration Elements RPL is based on statements rather than on lines.
Implementin g Routing Policy o n Cisco IOS XR Software How to Implement Routing Po licy on Cisco IOS XR Software RC-408 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 If there are parse errors, you are as ked whether editi ng should conti nue: RP/0/RP0/CPU0:router#edit route-policy policy_B == MicroEMACS 3.
Implementing Routing Polic y on Cisco IOS XR Software How to Implement Routing Policy on Cisco IOS XR Softw are RC-409 Cisco IOS XR Routing Configuration Guide OL-14356-01 Defining a Route Policy This task ex plains ho w to define a rou te policy .
Implementin g Routing Policy o n Cisco IOS XR Software How to Implement Routing Po licy on Cisco IOS XR Software RC-410 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Attaching a Routing Policy to a BGP Neighbor This task explains ho w to attach a routing policy to a BGP neighbor .
Implementing Routing Polic y on Cisco IOS XR Software How to Implement Routing Policy on Cisco IOS XR Softw are RC-411 Cisco IOS XR Routing Configuration Guide OL-14356-01 DETAILED ST EPS Command or Action Purpose Step 1 configure Example: RP/0/RP0/CPU0:router# configure Enters global conf iguration mode.
Implementin g Routing Policy o n Cisco IOS XR Software How to Implement Routing Po licy on Cisco IOS XR Software RC-412 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Modifying a Routing Policy Using a Text Editor This task e xplains ho w to modify an ex isting routing polic y using a text edit or .
Implementing Routing Polic y on Cisco IOS XR Software Configuration Examples for Implementing Routing Policy on Cisco IOS XR Software RC-413 Cisco IOS XR Routing Configuration Guide OL-14356-01 DETAIL.
Implementin g Routing Policy o n Cisco IOS XR Software Configuration Examples for Implementin g Routing Policy on Cisco IOS XR Software RC-414 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Routing Policy Definition: Example In the follo wing exampl e, a BGP route policy named samp le1 is defined usin g the route-policy na me command.
Implementing Routing Polic y on Cisco IOS XR Software Configuration Examples for Implementing Routing Policy on Cisco IOS XR Software RC-415 Cisco IOS XR Routing Configuration Guide OL-14356-01 endif set med 1000 set local-preference 90 set community (2:1001) additive if community matches-any ([101.
Implementin g Routing Policy o n Cisco IOS XR Software Additional References RC-416 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 apply set-lpref-prepend(100,101,2) set community (2:1234) addi.
Implementing Routing Polic y on Cisco IOS XR Software Additional References RC-417 Cisco IOS XR Routing Configuration Guide OL-14356-01 Standards MIBs RFCs Technical Assistance Standards T itle No new or modified standa rds are supported by this feature, and support for e xisting standards has not been modified b y this feature.
Implementin g Routing Policy o n Cisco IOS XR Software Additional References RC-418 Cisco IOS XR Routing Configuratio n Guide OL-14356-01.
RC-419 Cisco IOS XR Routing Configuration Guide OL-14356-01 Implementing Static Routes on Cisco IOS XR Software Static r outes are user-defined routes that cause packets mo ving between a source and a destin ation to take a specified path.
Implementing Static Routes on Cisco IOS XR Softwa re Contents RC-420 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Contents • Prerequisites for Implem enting Static Route s on Cisco IOS XR S.
Implementing Static Routes on Cisco IOS XR Software Information About Implementing Stat ic Routes on Cisco IOS XR Software RC-421 Cisco IOS XR Routing Configuration Guide OL-14356-01 Networking de vices forward packets usi ng route information that is eit her manually confi gured or dynamically learned using a routing protocol.
Implementing Static Routes on Cisco IOS XR Softwa re Information About Implem enting Static Routes on Cisco IOS XR Software RC-422 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Recursive Static Routes In a recursi ve static route, only the ne xt hop is specifi ed.
Implementing Static Routes on Cisco IOS XR Software Information About Implementing Stat ic Routes on Cisco IOS XR Software RC-423 Cisco IOS XR Routing Configuration Guide OL-14356-01 Floating Static Routes Floating static routes are stati c routes that are used to back up dynamic rou tes learned through conf igured routing protocols.
Implementing Static Routes on Cisco IOS XR Softwa re How to Implement Static Routes on Cisco IOS XR Software RC-424 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 How to Implement Static Routes.
Implementing Static Routes on Cisco IOS XR Software How to Implement Static Routes o n Cisco IOS XR Software RC-425 Cisco IOS XR Routing Configuration Guide OL-14356-01 Configuring a Floating Static Route This task ex plains ho w to conf igure a floating static ro ute.
Implementing Static Routes on Cisco IOS XR Softwa re How to Implement Static Routes on Cisco IOS XR Software RC-426 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 6. end or commit DETAILED ST EPS Command or Action Purpose Step 1 configure Example: RP/0/RP0/CPU0:router# configure Enters global conf iguration mode.
Implementing Static Routes on Cisco IOS XR Software How to Implement Static Routes o n Cisco IOS XR Software RC-427 Cisco IOS XR Routing Configuration Guide OL-14356-01 Configuring Static Routes Between PE-CE Routers This task ex plains ho w to conf igure static routing between PE-CE routers.
Implementing Static Routes on Cisco IOS XR Softwa re How to Implement Static Routes on Cisco IOS XR Software RC-428 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 DETAILED ST EPS Command or Action Purpose Step 1 configure Example: RP/0/RP0/CPU0:router# configure Enters global conf iguration mode.
Implementing Static Routes on Cisco IOS XR Software How to Implement Static Routes o n Cisco IOS XR Software RC-429 Cisco IOS XR Routing Configuration Guide OL-14356-01 Changing the Maximum Number of Allowable Static Routes This task ex plains ho w to change the maximum number of allo wable st atic routes.
Implementing Static Routes on Cisco IOS XR Softwa re How to Implement Static Routes on Cisco IOS XR Software RC-430 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Associating a VRF with a Static Route This task e xplains ho w to associate a V RF with a static rou te.
Implementing Static Routes on Cisco IOS XR Software How to Implement Static Routes o n Cisco IOS XR Software RC-431 Cisco IOS XR Routing Configuration Guide OL-14356-01 DETAILED ST EPS Command or Action Purpose Step 1 configure Example: RP/0/RP0/CPU0:router# configure Enters global conf iguration mode.
Implementing Static Routes on Cisco IOS XR Softwa re Configuration Examples RC-432 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 Configuration Examples This section pro vides the follo wing co.
Implementing Static Routes on Cisco IOS XR Software Where to Go Next RC-433 Cisco IOS XR Routing Configuration Guide OL-14356-01 0.0.0.0/0 2.6.0.2 120 end Where to Go Next For additi onal information .
Implementing Static Routes on Cisco IOS XR Softwa re Additional References RC-434 Cisco IOS XR Routing Configuratio n Guide OL-14356-01 MIBs RFCs Technical Assistance MIBs MIBs Link — T o locat e an.
RC-435 Cisco IOS XR Routing Configuration Guide OL-14356-01 INDEX A address family command RC-8, RC-268 address-family co mmand (IS-IS) RC-283 address-family ipv 4 command RC-149 address-family ipv 4 .
Index RC-436 Cisco IOS XR Routing Configuration Guide OL-14356-01 redistribute RC-379 retain route target RC-382 show bgp RC-379 table policy RC-380 policy attach po ints, aggregation RC-375 router id.
Index RC-437 Cisco IOS XR Routing Configuration Guide OL-14356-01 bgp VPNv6 address famil y submode RC-9 BGP vrf address family submode export route-policy command RC- 97 import route-poli cy command .
Index RC-438 Cisco IOS XR Routing Configuration Guide OL-14356-01 E ebgp-multihop command RC-107 edit command RC-413 EIGRP () policy attach po ints default-accept-in RC-401 EIGRP (Enhanced Interior Ga.
Index RC-439 Cisco IOS XR Routing Configuration Guide OL-14356-01 G Generalized TTL Security Mechanism (GTSM) configuring virt ual links RC-193 Generalized TTL Secu rity Mechanism (GTSM), RFC 3682 TTL.
Index RC-440 Cisco IOS XR Routing Configuration Guide OL-14356-01 description RC-273 multi-instance IS -IS RC-272 multitopology , configuring RC-284 nonstop forward ing RC-272 configuring RC-289 overl.
Index RC-441 Cisco IOS XR Routing Configuration Guide OL-14356-01 mpls traffic-engineering multicast-intact command RC-309 mpls traffic-eng router -id command RC-227, RC-296 MPLS VPN carrier supportin.
Index RC-442 Cisco IOS XR Routing Configuration Guide OL-14356-01 MD5 authentication RC-180 MPLS TE, configuring RC-226 neighbors, adjacency RC-181 neighbors, nonbroadcast networ ks, configuring RC-19.
Index RC-443 Cisco IOS XR Routing Configuration Guide OL-14356-01 neighbor comman d RC-202 output-delay command RC-340 overload bit configuration RC-270 on router RC-273 P passive-in terface command R.
Index RC-444 Cisco IOS XR Routing Configuration Guide OL-14356-01 RFC 4813, OSPF RC-263 RIB (Routing Information Base) administrative distance RC-321 data structures in BGP and other prot ocols RC-321.
Index RC-445 Cisco IOS XR Routing Configuration Guide OL-14356-01 router-id com mand RC-195 router iden tifier RC-3 router isis address famil y submode default-information orig inate command RC-304 di.
Index RC-446 Cisco IOS XR Routing Configuration Guide OL-14356-01 timers lsa min-interval command RC-208 timers throttle spf command RC-220, RC-221, RC-222, RC-252 router rib com mand RC-327 router ri.
Index RC-447 Cisco IOS XR Routing Configuration Guide OL-14356-01 community-set, inline set form RC-357 community-set, named set form RC-357 extended community set, inline for m RC-358 extended commun.
Index RC-448 Cisco IOS XR Routing Configuration Guide OL-14356-01 defined RC-420 floating RC-423, RC-425, RC-427 maximum number of routes RC-429 MPLS layer 3 VPN RC-421 recursive RC-422 specified RC-4.
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