Moxa TechnologiesメーカーEDS-726の使用説明書/サービス説明書
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MOXA EtherDevice™ Switch EDS-726 Series User ’ s Manual www .moxa.com/product First Edition, July 2005 Moxa Networki ng Co., Ltd. Tel: +886-2-2910-1230 Fax: +886-2-2910-1231 Web: www.moxa.com MOXA Technical Support World wide: support@moxanet.tw The Americas support@ moxa.
MOXA EtherDevice™ Switch EDS-726 Series User’s Manual The software d escribed in t his manual is furnished u nder a license a greement and m ay be used only in accordance with the term s of that agreement. Copyright Notice Copyright © 2005 Moxa Networking Co.
Table of Contents Chapter 1 Introduction ............................................................................................... 1-1 Overview .....................................................................................................
Configuring 802.1Q VLAN .................................................................................... 3-4 0 Using Multicas t Filtering .................................................................................................... 3-4 2 The Concept of Mu lticast F ilteri ng .
1 1 Chapter 1 Introduction Welcome to M OXA EtherDevice S witch EDS -726 Series, the m odular m anaged Giga bit Ethernet Switch desi gned especiall y for connectin g Ethernet-enabl ed devices i n industrial fi eld applications.
EDS-726 Series User’s Manual Introduction 1-2 Overview Network plan ning is easy and flexibl e with EDS -726, which has a modul ar design that l ets you install up to 2 Gigabit ports an d 24 fast Ethernet ports in one switch.
EDS-726 Series User’s Manual Introduction 1-3 y Lock port for authorized MAC address acce ss only y Port mirroring fo r online debuggi ng y Autom atic warning by exception t hrough em ail, relay o u.
2 2 Chapter 2 Getting Started This chapter explains how t o access EDS-726 for th e first time. There are three ways to access the switch: serial console, Telnet consol e, and web browser.
EDS-726 Series User’s Manual Getting Started 2-2 RS-232 Console Configuration (115200, None, 8, 1, VT100) NOTE Conne ction Caut ion! 1. You cannot connect to EDS- 726 sim ultaneously by se rial console a nd Telnet. 2. You can connect to EDS-726 simulta neously by web browser a nd serial c onsole, or by web browser and Te lnet.
EDS-726 Series User’s Manual Getting Started 2-3 3. The Communication P arameter page of the Property window ope ns. Select the appropriate COM port for Cons ole Connection , 115200 for Ba ud Rate , 8 for Data Bits , None for Parity , and 1 for Stop Bits .
EDS-726 Series User’s Manual Getting Started 2-4 6. The Console login screen will appear. Press Enter to open the Accoun t pop-up selector and then select either admin or user .
EDS-726 Series User’s Manual Getting Started 2-5 Configuration by Telnet Console You may use Telnet to access EDS-726’s console utility over a network.
EDS-726 Series User’s Manual Getting Started 2-6 3. The Console login screen will appear. Press Enter to open the Accoun t pop-up selector and then select either admin or user .
EDS-726 Series User’s Manual Getting Started 2-7 NOTE Before accessing EDS-726’s web browser i nterface, first connect one of its RJ45 Ethernet ports to your Ethe rnet LAN, or directly to your PC’s Ethe rnet NIC. You can es tablish a co nnection with either a straight-through or cross-over Ethernet cable.
EDS-726 Series User’s Manual Getting Started 2-8 Disabling Telnet and Browser Access If you are connecting EDS- 726 to a public network, but do not intend to use its management functions ove r the n.
3 3 Chapter 3 Featured Functions This chapter explains how t o access EDS-726’s various c onfiguration, monitoring, a nd administration functions. The re are three way s to access these functions: RS-232 co nsole, Telnet console, and web browser.
EDS-726 Series User’s Manual Featured Functions 3-2 Overview A real-time simulation of the front-view of your EDS- 726 is shown on the Overview web page . You should see the same view that you would see if you were standing right in front of the EDS-726.
EDS-726 Series User’s Manual Featured Functions 3-3 Switch Name Setting Description Factory Defaul t Max. 30 Characters This optio n is useful for speci fying the rol e or application o f differe nt EDS-726 u nits. E.g., Factory Swit ch 1. Industrial Redund ant Switch [ Serial No.
EDS-726 Series User’s Manual Featured Functions 3-4 ATTENTION EDS-726’s default Password is not set (i.e., is blank). If a Password is already set, then you will be required to type the Password when logging into either the RS-232 Console, Teln et Console, or Web Browser interface.
EDS-726 Series User’s Manual Featured Functions 3-5 Accessible IP Moxa EDS-726 uses an IP address-based filte ring m ethod to control acces s to EDS-726 units. Accessible IP Settings allows y ou to add or remove “Legal” remote host IP addres ses to prevent unauthorized access.
EDS-726 Series User’s Manual Featured Functions 3-6 Port Port settings a re included t o give the user control over Port Access, Port Transm ission Speed, Flow Control, and Port Type (M DI or MDIX). An explanation of each confi guration item is given below.
EDS-726 Series User’s Manual Featured Functions 3-7 Port Transmission Spee d Setting Description Factory Defaul t Auto Allows the port to use the IEEE 802.3u protoc ol to negotiate with connect ed devices. The port and connected devices will determine the best speed for that co nnection.
EDS-726 Series User’s Manual Featured Functions 3-8 Auto IP Configuration Setting Description Factory Defaul t Disable Set up EDS-726’s IP addr ess manually. By DHCP EDS-726’s IP address will be assigned automatically by th e network’s DHCP server.
EDS-726 Series User’s Manual Featured Functions 3-9 Time EDS-726 has a time cali bration functio n based on inform ation from an NTP server or user specified Tim e and Date info rmation. Funct ions such as Auto wa rning “Email” can add real-time information to the message.
EDS-726 Series User’s Manual Featured Functions 3-10 Time Server IP/Name Setting Description Factory Defaul t 1st Time Serve r IP/Name IP or Dom ain address (e.g. , 192.168. 1.1 or time.stdtime.gov.tw or time.nist.gov). 2nd Time Server IP/Nam e EDS-726 will try to locat e the 2nd NTP Server if the 1st NTP Server fails to connect.
EDS-726 Series User’s Manual Featured Functions 3-11 Log file pat h and name Setting Description Factory Defaul t Max. 40 Cha racters The path and file name of E DS-726’s l og file None After sett.
EDS-726 Series User’s Manual Featured Functions 3-12 System File Update—By CF Card Setting Description Factory Defaul t Enable CF Sa ve/Load Enabl e saving and loading c onfiguration and/or firmware from the CF card.
EDS-726 Series User’s Manual Featured Functions 3-13 The Port Trunking Concept EDS-726 allows a maxi mum of 4 trunk grou ps, with a maximum of 8 trun k ports for each trunk group. Yo u can config ure the trun k group t o be “Stati c” or “LACP.
EDS-726 Series User’s Manual Featured Functions 3-14 y Up to 8 ports can be inserted into each port trunk group. EDS-726 allows a maximum of 4 “Standby” ports for each LACP tr unk group. In another words, a maxim um of 12 ports can belong to eac h LACP trun k group.
EDS-726 Series User’s Manual Featured Functions 3-15 Trunk Grou p (Maximum of 4 trun k groups) Setting Description Factory Defaul t Trk1, Trk2, Trk3, Trk4 Display or designate the Trunk Type and Member Ports for Trunk Group 1, 2, 3, or 4.
EDS-726 Series User’s Manual Featured Functions 3-16 Configuring SNMP EDS-726 su pports SNM P V1/V2c/V 3. SNMP V 1 and SNM P V2c use a c ommunit y string m atch for authentication, which m eans that SNMP server s access all objects with re ad-only or read/write permissions using the c ommunity st ring public/private (default v alue).
EDS-726 Series User’s Manual Featured Functions 3-17 SNMP Read/Write Settings SNMP Versions Setting Description Factory Defaul t V1, V2c, V3, o r V1, V2c, or V3 only Select the SNM P protocol v ersion used to manage the s witch.
EDS-726 Series User’s Manual Featured Functions 3-18 For SNMP V3, there are two leve ls of privilege for differe nt accounts to access the EDS-726. Admin privilege allows access, and authori za tion to read and write the MIB file. User privilege only allows reading the MIB file, b ut not authorization to write.
EDS-726 Series User’s Manual Featured Functions 3-19 Trap Community Setting Description Factory Defaul t character string Use a comm unity string m atch for authenticati on (maxim um of 30 characters). public Private MIB information Switch Object ID Setting Description Factory Defaul t 8691.
EDS-726 Series User’s Manual Featured Functions 3-20 NOTE Port trunking and Turb o Ring can be enabled simultaneo usly to form a backbon e. Doing so will increase the bandwidth of the backbone, and also pr ovide redu ndancy.
EDS-726 Series User’s Manual Featured Functions 3-21 When the number of EDS-726 units in the Turb o Ring is even. Master EDS-726 EtherDevice Switch 34 IM-4TX 12 PWR P3 P1 P4 P2 IM-4MST TX RX 34 TX R.
EDS-726 Series User’s Manual Featured Functions 3-22 Ring Coupling Switch A: " Coupler " Switch B Switch C Main Path Coupling Port Backup Path Coupling Control Port EDS-726 EtherDevice Swi.
EDS-726 Series User’s Manual Featured Functions 3-23 Configuring Turbo Ring Use the Communication Redund ancy page t o configure Turbo Ri ng. Now Active This field s hows which c ommunicati on protocol is i n use: Turb o Ring, RSTP, or neither. Master/Slave This field a ppears only when Turbo R ing mode is selected fo r Redundanc y Protocol .
EDS-726 Series User’s Manual Featured Functions 3-24 Redundancy P rotocol Setting Description Fact ory Default Turbo Ring Select this item to change to the Turbo Ring configur ation page. None RSTP (IEEE 802.1W/ 1D) Select this item to change to the RSTP config uration page .
EDS-726 Series User’s Manual Featured Functions 3-25 What is STP? STP (802.1D) is a bridge -based system that is us ed to implement parallel paths for network traffic. STP uses a loop-detection process to: y Locate and the n disable less e fficient pat hs (i.
EDS-726 Series User’s Manual Featured Functions 3-26 What happe ns if a lin k failure is det ected? As s hown in next figure, the STP process reconfigures the network s o that traffic f rom LAN segm ent 2 flows t hrough Bri dge B.
EDS-726 Series User’s Manual Featured Functions 3-27 STP Calculation The first step of the STP process is to perform ca lculations. Du ring this stage, each bridge on the network transmits BPDUs. The following items will be calculated: y Which bri dge shoul d be the Root Bridge.
EDS-726 Series User’s Manual Featured Functions 3-28 STP Example The LAN shown below ha s three segments, with a djacent segments connected using two possible links. The va rious ST P factors, such as C ost, Root Port, Desi gnated Bridg e Port, and B locked Port are shown in the figure.
EDS-726 Series User’s Manual Featured Functions 3-29 The following figur e shows an example of a ne twork that contains VLANs 1 and 2. The VLANs are connected using the 80 2.
EDS-726 Series User’s Manual Featured Functions 3-30 Now Active: This field will show which communication protocol is being us ed—Turbo Ring, RSTP, or n either.
EDS-726 Series User’s Manual Featured Functions 3-31 Enable STP per Port Setting Description Factory Defaul t Enable/Disable Select to enable the port as a node on th e Spanning Tree topolo gy. Disabled NOTE We suggest not enabling the Spanning Tree Protocol once the port i s connected to a device (PLC , RTU, etc.
EDS-726 Series User’s Manual Featured Functions 3-32 Using Traffic Prioritization EDS-726’s traffic prioritization capability p rovides Quality of Service (QoS) to your network by making data delivery more reliable. You can prioritize traffic on your netwo rk to ensure that high priority data is transmitted with minimum delay.
EDS-726 Series User’s Manual Featured Functions 3-33 IEEE 802.1p Priority Level IEEE 802.1D Traffic Type 0 Best Effort (default) 1 Background 2 Standard (spare ) 3 Excellent Effort (business critica.
EDS-726 Series User’s Manual Featured Functions 3-34 2. Because the 802.1p pr iority levels are fixed to the traffi c queues, the packet will be placed in the appropriate pr iority queue, r eady for transmissio n through the appr opriate egre ss port.
EDS-726 Series User’s Manual Featured Functions 3-35 Queuing Mec hanism Setting Description Factory Defaul t Weighted Fair EDS-726 has 4 priority qu eues.
EDS-726 Series User’s Manual Featured Functions 3-36 CoS Mapping Setting Description Factory Low/Normal/ Medium /High Set the mappi ng table of different C oS values to 4 different egres s queues.
EDS-726 Series User’s Manual Featured Functions 3-37 Setting Description Factory Defaul t Low/Normal/ Medium /High Set the mappi ng table of different TOS values t o 4 different egres s queues.
EDS-726 Series User’s Manual Featured Functions 3-38 Benefits of VLANs The main benefit of VLANs is that they provide a network segmentation system that is far more flexible than traditional netwo rks.
EDS-726 Series User’s Manual Featured Functions 3-39 The IEEE Std 802.1Q- 1998 defines how VL ANs operate wit hin an open packet-switc hed network. An 802.1Q compliant packet carries addition al in formation that allows a switch to determine which VLAN the port belongs to.
EDS-726 Series User’s Manual Featured Functions 3-40 y Port 3 con nects with anothe r switch. It shoul d be configure d as “Trunk Port.” GVRP protocol will be used through the Tru nk Port. y Port 4 connect s a single unta gged devi ce and assigns it t o VLAN 2; it should be configured as “Access Port” with PVID 2.
EDS-726 Series User’s Manual Featured Functions 3-41 To configure EDS-726 VLANs, us e the VLAN Port Setting page to con figure the ports. Port Type Setting Description Factory Defaul t Access This port ty pe is used t o connect singl e devices with out tags.
EDS-726 Series User’s Manual Featured Functions 3-42 VLAN Table In this table, you can review the VL AN groups that were cr eated , Joined Access Ports, and Trunk Ports. NOTE The physical network can have a maximum of 64 VLAN settings. Using Multicast Filtering Multicast filtering improves the performance of networks that carry multicast traffic.
EDS-726 Series User’s Manual Featured Functions 3-43 industrial aut omation prot ocols, such a s Allen-B radley, EtherNet /IP, Siemens Profibus, a nd Foundation Fie ldbus HSE (High Speed Et hernet), use multicast.
EDS-726 Series User’s Manual Featured Functions 3-44 Multicast Filtering and MOXA EtherDevice Switch EDS-726 has three ways to achieve multicast filtering: IGMP (In ternet Group Management Protocol) S nooping, GM RP (GAR P Multicast Re gistration Pr otocol), an d adding a st atic m ulticast MAC manually to filter multicast traffic automatically.
EDS-726 Series User’s Manual Featured Functions 3-45 de-register the multicast address from its database, and all the multicast p ackets with this multicast address are not able to be forwarded from this port. Static Multicast MAC Some devices may only support multicast packets, but no t support either IGMP Snooping o r GMRP.
EDS-726 Series User’s Manual Featured Functions 3-46 IGMP Snoopi ng Setting Description Factory Defaul t Enable/Disable Click the ch eckbox to enable the IGMP Snoop ing function per VLAN .
EDS-726 Series User’s Manual Featured Functions 3-47 Add Static Multicast MAC If required, MOXA EDS-726 also supports adding multicast groups manually. Add New Static Multicast Address to the List Setting Description Factory Defaul t MAC Address Input the multicast MAC address of this host.
EDS-726 Series User’s Manual Featured Functions 3-48 Configuring GMRP GMRP is a M AC-based m ulticast manageme nt protocol , whereas IGMP i s IP-based. GMRP provides a m echanism that allows bri dges and end stations to register or un -register Gr oup membership i nformati on dynam ically.
EDS-726 Series User’s Manual Featured Functions 3-49 GMRP Tabl e EDS-726 displays the cu rrent active GMRP groups that were detected Setting Description Fixed Ports This multicast address is defined by static multicast. Learned Ports This m ulticast address is learned by GMRP.
EDS-726 Series User’s Manual Featured Functions 3-50 Traffic Rate Limiting Settings Setting Description Factory Defaul t Ingress rate Select the ingress rate for all packets from the following options: not limited, 3%, 5%, 10%, 15%, 25%, 35%, 50%, 65%, 85% N/A Using Port Access Control EDS-726 pr ovides two ki nds of P ort-Base Access Co ntrol.
EDS-726 Series User’s Manual Featured Functions 3-51 Authenticator: Edge switch or wireless access point that acts as a proxy between the sup plicant and the authen tication server, requesting identity informatio n from the supplicant, verifying the information with the auth entication server, and relaying a response to the supplicant.
EDS-726 Series User’s Manual Featured Functions 3-52 4. The authenticator sends a n “EAP Request/MD5-C hallenge” frame to the supplican t. If the RADIUS ser ver is used , the “E AP Request/MD5 -Challenge” frame is retrieved directly from the “RADIUS Access- Challenge” frame.
EDS-726 Series User’s Manual Featured Functions 3-53 Database Option Setting Description Factory Defaul t Local (Max. 32 us ers) Select this option when setting the Local User Database as the authenticatio n database. Local Radius Select this option to set an external RADIUS server as the authentication d atabase.
EDS-726 Series User’s Manual Featured Functions 3-54 802.1X Re-Authentication EDS-726 can force connected de vices to be r e-authorized m anually. 802.1X Re -Authenticati on Setting Description Factory Defaul t Enable/Disable Click th e check box to en able 80 2.
EDS-726 Series User’s Manual Featured Functions 3-55 Local User Databa se Setup Setting Description Factory Default User Name (Max. 30 characte rs) User Name for Local User Database None Password (Max. 16 characte rs) Password for Local User Database None Description (Max.
EDS-726 Series User’s Manual Featured Functions 3-56 Setting Description Factory Defaul t MAC Address Add the static unicas t MAC address into the address table.
EDS-726 Series User’s Manual Featured Functions 3-57 Event Types Event Types c an be divi ded into t wo basic gro ups: System Events an d Port Events . System Events are related to the overall functio n of the switch, whereas Port Even ts are related to the activity of a specific port.
EDS-726 Series User’s Manual Featured Functions 3-58 Email Settings Mail Server IP/Name Setting Description Factory Defaul t IP address The IP Address of your email server. None Account Name Setting Description Factory Defaul t Max. 45 Charters Your email account.
EDS-726 Series User’s Manual Featured Functions 3-59 NOTE Auto warning e-mail messages will be sent through an au thentication protected SMTP server that supports t he CRAM-MD 5, LOGIN, a nd PAIN m ethods of SASL (Sim ple Authenticat ion and Security Layer) authentication mechanism.
EDS-726 Series User’s Manual Featured Functions 3-60 System Event Warning Relay output is triggere d when… Power Transition (On Æ Off) EDS-726 is pow ered on.
EDS-726 Series User’s Manual Featured Functions 3-61 Using Line-Swap-Fast-Recovery The Line-Swap Fa st Recovery function, w hich is ena bled by defa ult, allows E DS-726 t o return to normal operat ion extrem ely quickly afte r devices are unplugge d and then re-plugged i nto differe nt ports.
EDS-726 Series User’s Manual Featured Functions 3-62 STEP 1— set up the connected devices Set up those Et hernet-enable d devices conne cted to EDS-726 fo r which y ou would like IP addresses to be assigned auto maticall y. The devices m ust be configured to obtain their IP address autom atically.
EDS-726 Series User’s Manual Featured Functions 3-63 Desired IP Address Setting Description Factory Defaul t IP Address Set the desired IP of connected devices. None Using Diagnosis MOXA EDS -726 provi des two im portant t ools fo r admi nistrators to diagnose net work syst ems.
EDS-726 Series User’s Manual Featured Functions 3-64 Ping The Ping function uses the pi ng comm and to give use rs a sim ple but po werful to ol for troubleshooting network problems.
EDS-726 Series User’s Manual Featured Functions 3-65 Monitor by Port Access the Moni tor by Port f unction by sel ecting ALL Ports or Port i , in which i = 1, 2, …, 8 , from the left pull-down list.
EDS-726 Series User’s Manual Featured Functions 3-66 ALL Select th is item to show all EDS-726 MAC addresses ALL Learned Select this item to show all EDS-726 Learned MAC addresses ALL Static Lock Se.
4 4 Chapter 4 EDS Configurator GUI EDS Confi gurator is a com prehens ive Windows-based GUI that is used to configure and maintain multiple EDS-726 switches.
EDS-726 Series User’s Manual EDS Configurator GUI 4-2 Starting EDS Configurator To start EDS Configurator, locate an d then run the executable file edscfgui.exe . NOTE You may do wnload the EDS Config urator soft ware from Moxa’s we bsite at www .
EDS-726 Series User’s Manual EDS Configurator GUI 4-3 Once the search is complete, the Configurator window will display a list of all switches that were located. Search by IP address This utility is used to search for EDS-726 switches one at a time.
EDS-726 Series User’s Manual EDS Configurator GUI 4-4 3. Click on the Upgrade Firmware tool bar ico n , or select Upgrade unde r the Firmware menu. If the switch is Locked , you will be pr ompted to input the switch’s User Name and Password.
EDS-726 Series User’s Manual EDS Configurator GUI 4-5 Export Configuration The Export Co nfigura tion utility is used to save the entire configuration of a pa rticular EDS-726 to a text file.
EDS-726 Series User’s Manual EDS Configurator GUI 4-6 Import Configuration The Import Conf iguratio n function is u sed to import an entire co nfiguration from a text file to EDS-726.
EDS-726 Series User’s Manual EDS Configurator GUI 4-7 4. Click on Yes in response to t he following warn ing message to accept the new settings. Unlock Server The Unlock Se rver functi on is used t o open a pass word prot ected switch s o that the use r can modify its configuration, impor t/export a configuration, etc.
EDS-726 Series User’s Manual EDS Configurator GUI 4-8 2. When the Unlock status window re ports Progress as OK , click on the Close button in the upper ri ght corner of the wi ndow. 3. The status of the switch will now read either Unlocked or Unloc ked Fixed .
A A Appendix A MIB Groups MOXA EDS-726 comes with built-in SNMP (Simple Network Management Protoco l) agent software that suppor ts cold/warm start trap, line up/down trap, and RFC 1213 MIB-II. The standard MIB groups that MOXA EDS-726 series support are: MIB II.
EDS-726 Series User’s Manual MIB Groups A-2 MIB II.10 – T ransmission Group dot 3 dot 3StatsTable MIB II.11 – SNMP Gr oup Snm pBasicGroup Snm pInputStats Snm pOutputStats MIB II.
EDS-726 Series User’s Manual MIB Groups A-3 EDS-726 also prov ides a privat e MIB file, located in the file “MOX A-EDS726-MIB.my” on the EDS-726 Series utility CD-ROM. Public Traps: 1. Cold Start 2. Link Up 3. Link Down 4. Authentication Failure 5.
B B Appendix B Specifications Modular Managed Switch System, EDS-72610G Modular Managed Switch System with 6 slots, and up to 26 ports. EDS-726 EtherDevice Switch COUPLER CF STAT PWR1 FAULT MASTER PWR2 MODE RING PORT COUPLER PORT FDX/HDX LNK/ACT SPEED T echnology Standards IEEE802.
EDS-726 Series User’s Manual Specifications B-2 Digital Inputs T wo inputs with the same ground, but electrically isolated from the electronics. For state “1”: +13 to +30V For state “0”: -30 to +3V Max.
EDS-726 Series User’s Manual Specifications B-3 Interface LED Indicators Port Status RJ45 Ports 10/100/10 00BaseT(X) a uto negotia tion spee d, and auto MDI/MDI-X co nnection Distance 100 m Fiber Po.
EDS-726 Series User’s Manual Specifications B-4 IM-2MST/2TX: Interface Module with 2 multi mode 10 0Bas eFX ports, ST connectors, and 2 10/100BaseT (X) ports, RJ 45 connectors. IM-2SSC/2T X: Interface Module with 2 single mode 100B aseFX ports, 40 km SC connect ors, and 2 10/100BaseT(X) ports, RJ45 connector s.
EDS-726 Series User’s Manual Specifications B-5 Mechanical Casing IP30 protection Dimensions 40 x 130 x 100 mm (W x H x D) Environmental Operating T emperat ure 0 to 60°C ( 32 to 140°F) Stora ge T em perature -40 to 85°C (-40 to 185°F) Ambient Relative Humidity 5 to 95% (non-condensing ) Regulatory Approvals Safety UL60950, UL 508, CSA C22.
C C Appendix C Service Information This appen dix shows y ou how to co ntact Moxa for info rmation abo ut this and other pro ducts, and how to repo rt problems.
EDS-726 Series User’s Manual Service Information C-2 MOXA Internet Services Customer satisfaction is our num b er one concern, and to ensure that customers receive the full benefit of our products, Moxa Internet Services has bee n set up to provide technical s upport, dri ver updates, product infor mation, and user’s manual upd ates.
EDS-726 Series User’s Manual Service Information C-3 Problem Report Form MOXA EDS-726 Series Customer name: Comp any: T el: Fax: Email: Date: Serial Number: ___________ ____ __ Problem Desc ription: Please describe the sym ptoms of the problem as clearly as possible, incl uding any error messages you see.
EDS-726 Series User’s Manual Service Information C-4 Product Return Procedure For product repair, exc hange, o r refund, the customer m ust: Provide e vidence of origi nal purchase. Obtain a Product Return Agreement (PRA) from the sales representative or dealer.
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