SMC NetworksメーカーSMC TigerStack III SMC6826MPEの使用説明書/サービス説明書
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T igerStack III 10/100 24- Po r t Fa s t E t h e rn e t S w i tch ◆ 24 au to-MDI/MDI-X 1 0B ASE-T/100B ASE-TX ports ◆ 10B AS E-T/10 0B AS E-TX ports sup port PoE ca pabilit ies ◆ 2 Gigabi t combo ports ( RJ-45/ SFP) ◆ 8.
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38 T esla Irvi ne, CA 92618 Phone: (949) 679-80 00 T igerStack III 10/100 Installation Guide From SMC’ s T iger line of feature-rich w o rkgro up LAN solutions Jun e 2005 Pub.
Infor mation fur nished by SMC Networks , In c . (SMC) is believed to be accurate and reliable . H o w eve r , no responsibility is assumed by SMC for its use, no r for any infrin geme nts of p atents or othe r righ ts of third par ties which may result from its use.
i L IMITED W ARRANTY Limited W ar ranty Statement: SMC Ne tworks , Inc. (“S MC”) war r ants its p roduc ts to be fre e from defects i n wor kmanship and materials , under nor mal use and ser vice , for the applicable warranty ter m.
L IM IT ED W AR RANTY ii WARRA NTI ES E X C LUSIV E: IF AN SMC PR ODUCT DOES NOT OPERA TE AS W ARRANTED ABO VE, CUSTOMER’ S SOLE REM ED Y SHALL BE R EP AIR OR REPLA CEMENT OF THE PR OD UCT I N QUES TION , A T SMC’S OPTION .
i C OMPLIANCES FCC - C lass A This equi pment generate s , us es , and can rad iate rad io fre quency en erg y and, if not inst alled and used i n accor dance with t he instr ucti on man ual, may cause int erferenc e to ra dio comm u- nications .
C OMPLIANCES ii CE Mark Declaratio n of Confor mance for EMI and Safety (EEC ) This inform ation te chnolo g y equipment compli es with th e requirements of the Council Directi ve 8 9/336/EEC on the A.
C OMPLIANCES iii Australia A S/NZS 3548 (1995) - Clas s A SMC contact for products in A ustralia is: SMC Communic ations Pty . Lt d. Suit e 1 8, 1 2 Tryo n Roa d, Lindfield NSW2 070, Phone: 61-2-94160.
C OMPLIANCES iv • The socket outlet must be near to the unit and easily accessibl e. You can only remove power from the unit by di sconnecting the power cor d from the ou tlet. • This unit oper ates under SE LV (Safety Extra Low Voltage ) conditions according to IEC 60950.
C OMPLIANCES v • Le coupleu r d’appareil (le connect eur du gr oupe et non pas la pri se murale) doit respecter une configurat ion qui perme t un branchement sur une entr ée d’appareil EN 6032 0/IEC 320. • La prise secteur doit se trouver à proximité de l’appareil et son accès doit ê tre facile.
C OMPLIANCES vi • Die Ne tzsteck dose mu ß in der Nähe des Geräts und leicht zu gänglic h sein. Die Strom versorgu ng de s Geräts kann nur du rch He rausziehe n des Geräte netzkabel s aus d er Netzste ckdose u nterbr ochen w erden.
C OMPLIANCES vii Wa r n i n g s (in Ge r man) En vironmental Statement The manufact urer of t his product en deavours to susta in an environmen tally- friend ly policy throughout the ent ire pr oduction pr ocess.
C OMPLIANCES viii Audie nce This guide is for system administrators with a w orking knowledge of network management. Y o u shou ld be familia r wit h swit ching and net w o rking conce pts. Zielgr uppe Dies er Anlei tung i st fuer S ys temadmi nistr atoren mi t Erfahrung i m Netzwer k- mangement.
ix T ABLE OF C ONTENTS 1 About the TigerStack III 10/100 . . . . . . . . . . . . . . . . . . . 1-1 Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1 Switch Architectu re . . . . . . . . .
T ABLE OF C ONTENTS x Mountin g . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-4 Rack Mou nting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-4 Deskt op or Shel f Mounting .
T ABLE OF C ONTENTS xi A PPEN DICES : A Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-1 Diagnos ing Switch Ind icators . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-1 Diagnos ing Power Pro blems with the LED Indic ators .
xii T ABLES Table 1-1 Port Statu s LED In dicato rs . . . . . . . . . . . . . . . . . . . . . . . . . . 1-5 Table 1-2 Syste m Status LED In dicato rs . . . . . . . . . . . . . . . . . . . . . . . . 1-7 Table 3-1 Serial C able Wirin g . . . . . . . . .
xiii F IGUR ES Figure 1-1 Front and Rear Panel s. . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2 Figur e 1-2 Port L ED Indica tors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-5 Figure 1-3 System L ED Indica tors . . . . . . .
F IGU RES xiv.
1-1 C HAPTER 1 A BO UT THE T IGER S TACK III 10/100 Overvi ew SMC’ s Tig erStack III 10/100 SMC6826MPE is a 24-P or t F ast Ether net P oE Switch with 24 10B ASE-T/100B ASE -TX RJ-45 ports and two combination por ts — 10/100/1000B ASE -T ports that operate in combin ati on with Smal l F or m Fact or Plug gable (SFP) tra nscei v er sl ots * .
A BOUT THE T IGE R S TAC K III 10 /100 1-2 Figure 1-1 Front and Rear Panels. Switch Architecture Th e swit c h em plo ys a wir e-speed , non-block ing sw itching fabr ic . Th is per mits simultaneous wire-spee d tran s por t of multiple packets at low latency on all por ts .
O VER VI EW 1-3 from the switc h o ver th e Ethernet cab le wit hout requirin g its o wn separa te po w er source . This cap ab ili ty gi v es netw ork admini st rator s c entra lized po w er con trol f or devices s uch as I P phon es an d wi reless access poi nts , which translate s into g reater n etw o rk av ailability .
A BOUT THE T IGE R S TAC K III 10 /100 1-4 Description of Hard ware 10/10 0BASE -T Port s The P oE switch base unit contains 24 10B ASE-T/100B ASE-TX RJ-45 ports . Al l ports s upport aut omat ic MDI/ MDI- X op eratio n, s o y o u can us e straigh t-thr ough cab les fo r all network conn ection s to PCs or ser vers, or to other switches or hubs .
D ESCRIPTION OF H ARD W ARE 1-5 Port and System Stat us LED Indicat ors Th e switc h base unit also includes a display panel for key syste m and port indic ations tha t simplify installa tion and ne tw ork trou bles hooting .
A BOUT THE T IGE R S TAC K III 10 /100 1-6 1~24 (PoE Mode) On Green Powered device is conne cted, but not dra wing power. Flashing G reen Powered d evice is receivi ng power. Flashing Amber Port has de tected a power ove r load or short circuit and sh ut down the por t’s powe r.
D ESCRIPTION OF H ARD W ARE 1-7 Figure 1-3 System LED Indicators Table 1-2 System Status LED Indicators LED Co ndition Status PWR On Green Unit’s int ernal power supp ly is operating normally. Off Unit has no powe r connected. Diag On Green Syst em diagnosti c test successfu lly completed.
A BOUT THE T IGE R S TAC K III 10 /100 1-8 Stack Master Button Th e unit a lso incl udes a Sta c k Ma ster butt on shown in the fo llo wing diag ra m. Figure 1-4 Stack Master Button Th e Stack Mast er but ton ena bles one switch in the stack to be se lected as the mas ter .
D ESCRIPTION OF H ARD W ARE 1-9 Mode PoE/Li nk Button Th e Mod e P o E/Li nk butt on is loca ted on the fro nt pane l. Figure 1-5 Mode Selection Th e Mod e P o E/L ink bu tton is used t o tog g le betwee n the tw o por t stat us LED display modes (see “P o rt Status LED Indicators ” on pag e 1-5).
A BOUT THE T IGE R S TAC K III 10 /100 1-10 togethe r using stac king cables (one s tac king c able is in cluded w ith eac h optio nal sta c ki ng tran sceiver). T he pu sh butt on on the sw itch’ s fron t pane l ena bles one swit ch in the stack to be sel ected as th e mast er .
F EATURES AND B ENEFITS 1-11 • Uns hielded (U TP) cable support ed on all RJ-45 ports: Ca tegory 3 or better for 10 Mbps connections, Category 5 or b etter for 100 Mbps connections, and Category 5, 5e o r 6 for 1000 Mbps connections • IEEE 802.
A BOUT THE T IGE R S TAC K III 10 /100 1-12 Management • “At -a-glance ” LED i ndicat ors for ea sy trouble shoo ting • Network manageme nt agent: - Manages swit ch (or entire stac k) in-band .
2-1 C HAPTER 2 N ETWORK P LANNING Introd ucti on to Switchi ng A network swit c h allows s im ultaneous tran smission of multiple packets via non-cr ossbar switching . This means that it can par tition a network more effi cientl y th an br idges o r rout ers .
N ETWORK P LANNING 2-2 Applicat ion Examp les Th e swit c h is no t only de signed to segm ent your network, but al so to provide a wide rang e of opt ions in se tting up net w ork con nectio ns .
A PPL IC AT IO N E XAM PL ES 2-3 Collapsed Backbone The switc h is an ex cellent c h oi ce for m ix ed E thernet, F ast Ethe r net, and Gig abit Ethe rn et installations in which significant g rowth is expecte d in the near future .
N ETWORK P LANNING 2-4 Network Aggregation Plan With 24 parallel brid ging por ts (i.e., 24 distinct collisio n domains) , the switch can collapse a co mplex network down into a single effic ient bridg ed node, in crea sing overall ban dwidth a nd thro ugh put.
A PPL IC AT IO N E XAM PL ES 2-5 Remote Connections with Fiber Cable Fiber optic t echnolo g y allows for lo ng er cabli ng than any o ther me dia type.
N ETWORK P LANNING 2-6 Makin g VL AN Co nnectio ns This s wit ch supports VL ANs whi ch can b e used t o organiz e a ny group o f network no des into sepa rate broa dcas t domains. VLANs co nfine broad cast traffic to the or iginating g r oup , and ca n elim inat e broad cast stor ms in la rge networks .
A PP LICA T IO N N OTES 2-7 Applic ation N otes 1. Ful l-duplex operation on ly applies to point -to-point access (such as when a switc h is attac hed t o a w orkstation, ser v er or another switc h ). When the switc h is co nnec ted t o a hub , both device s m ust opera te i n half-duplex mo de .
N ETWORK P LANNING 2-8.
3-1 C HAPTER 3 I NSTALLI NG THE S WITC H Selecting a Site Switch units ca n be moun ted in a standard 19-inch equipment rack or on a flat s urface . Be sure to follow the guidelin es below when choosing a locatio n. •T h e s i t e s h o u l d : - be at the cent er of all the d evices you want to l ink and ne ar a pow er outl et.
I NS TA LLI NG THE S WITCH 3-2 • As with any equipment, usin g a filter or surge suppress or is reco mmende d. Ethe rnet Ca bling T o ens ure proper operation when installing the switch into a network, mak e sur e tha t the current cables are suit able fo r 10B ASE-T or 100B ASE-TX operation.
E QUIPMEN T C HECKLIST 3-3 Equi pmen t Chec klist Aft er unp ack ing t his s witc h, ch eck t he co nten ts t o be that sure y ou hav e recei ved all the c omp onent s . Then, before begi nni ng t he in stal lat ion , be sure t hat you have all ot her ne cessa r y inst allat ion equ ipm ent.
I NS TA LLI NG THE S WITCH 3-4 Mount ing This s witc h can be mount ed in a stand ard 19-in ch equi pmen t rac k or on a desk top o r shelf . M ount ing inst r ucti ons for e ac h ty pe of sit e fo llo w .
M OUNTING 3-5 Figure 3-2 Attaching the Brackets 2. Mount th e device in the rack, using four r ack-mounting s crews (no t provide d). Figure 3-3 Installi ng the Switch in a Rack 3. If in stalling a single switch only , tur n to “Connect ing to a P ow er Sour ce” at t he en d of thi s chapte r .
I NS TA LLI NG THE S WITCH 3-6 Mont age (Rack Mounti ng In str u ctions - Ge r ma n) Switch- Einheiten k önnen an ein standardmäßig es 19-Z oll Einric htungsrac k, einen Arbeitstisc h oder ein R egal montiert werden. F olgend finden Sie die Montageanweisungen für jeden P ositio nsty p .
M OUNTING 3-7 Desktop or Sh elf Mounting 1. Attach the fou r adhesive feet to th e bottom of the first s witch. Figure 3-4 Attaching the Adhesive Feet 2. Set the device on a flat surfac e near an A C pow er s ource , making sure ther e are at leas t two inches of space on all s ides fo r prop er air f l ow .
I NS TA LLI NG THE S WITCH 3-8 Inst alling an SFP Transceiver Figure 3-5 Install ing an SFP Transceiver The SFP s lot s su pport th e fo llo wi ng o ption al SFP t ra nscei v ers: • 1000BASE-SX • 1000BASE-LX • 1000BASE-LH T o in stall an SFP transceiv e r , pe rfor m the following ste ps: 1.
S TAC KIN G S WI TC HE S 3-9 Stacking Switches Th e swit c h su ppor ts s tacking up t o eight units throug h an optio nal SF P stac king t rans cei v e r . Eac h stac king conn ecti on pro vid es a 2 Gb ps high -speed link u sin g USB st acki ng cables .
I NS TA LLI NG THE S WITCH 3-10 Connecting Switches in a Stack Figure 3-7 Connecting Switches in a Stack Note: The stacking tran sceiver must on ly be installed in the port 25 SFP slot. T o connect up t o eigh t sw itc h es i n a s tac k, pe rfor m th e foll ow ing s teps: 1.
S TAC KIN G S WI TC HE S 3-11 5. Complete th e sta ck co nnect ions by plu g ging one e nd of a stack cabl e into th e Tx por t on the bott om unit and the other e nd into th e Rx por t on the top unit . 6. Select the Mast er unit in th e sta ck b y pressing the p ush but ton i n on only one o f the swi tc hes .
I NS TA LLI NG THE S WITCH 3-12 Connect ing to a Pow er Source T o connect a switc h to a po w er sou rce: 1. Insert the p ow er cable plu g di rectly into t he A C sock et locate d at the back of the swit ch. Figure 3-8 Power Socket 2. Plug the ot her e nd of the cable in to a g r ounded , 3-pin soc k et, A C po w er source .
C ONNECTING TO THE C ONSOLE P ORT 3-13 Conne ctin g to the Co nsol e Port The DB-9 seria l po r t o n the s witc h’ s fron t panel i s used t o co nnect to th e switch for out- of-ban d conso le conf igura tion. T he comma nd-line config urati on prog r am can be accesse d from a te r minal or a PC r u nning a ter minal e mulatio n prog ra m.
I NS TA LLI NG THE S WITCH 3-14 •S t o p b i t — O n e • Data bits—8 • Flow control—n one.
4-1 C HAPTER 4 M AKING N ETWORK C ONNECTI ONS Conne ctin g Network Device s The swit c h is designed to be connected to 10 or 100 Mbp s netwo rk cards in PCs an d ser ve rs , as well as to other switc h es an d hubs . It may also be connected to remote devices using the optional 1000B ASE -X, or 100B ASE-FX SFP transcei ve rs .
M AKI NG N ETWORK C ONNECTIONS 4-2 Power-over-Ethernet Connections The P oE switch automatically detects an 802.3af-compliant device b y its auth enti cate d P oE s ign ature and se nses its req uir ed l oad be fore t urning o n DC power to the por t.
T WISTED -P AI R D EV IC ES 4-3 Cabling Guidelines Th e RJ-45 por ts on the switch supp ort aut omatic MD I/MDI- X pinout config urati on, s o you c an u se st andar d str aight-th rough twist ed-pa ir ca bles to co nnect to any o ther net w ork d evice (PCs , s er ve rs , switc hes , r outer s , or hub s).
M AKI NG N ETWORK C ONNECTIONS 4-4 3. If the devi ce i s a ne tw ork card an d the s witc h i s in t he wiri ng cl oset , attach t he othe r end of th e cab le se gment to a modu lar wall ou tlet th at is co nnect ed to the wirin g clos et.
T WISTED -P AI R D EV IC ES 4-5 Figure 4-2 Network Wiring Connections Equipment Rack (side view) Switch Patch Panel Punch-Down Block Wa l l 12 3 4 56 7 89 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 .
M AKI NG N ETWORK C ONNECTIONS 4-6 Fiber Optic Devices An optional slide-in 1000B ASE-SX, 1000B ASE-LX, 1000BASE -LH, or 100B ASE-FX SFP transcei v er ma y be used for bac kbone o r remote conn ection s , or for conne cting t o a high-sp eed se r ver .
C ONNEC TI VITY R ULES 4-7 3. Connect o ne en d of t he cab le t o the LC p ort on the swi tc h and the other end t o th e port on th e other device. Since LC conn ec tors are ke yed, the cabl e ca n be a ttac hed in on ly one o rien tati on. Figure 4-3 Making Fiber Port Connections 4.
M AKI NG N ETWORK C ONNECTIONS 4-8 1000BASE-T Cable R equirements All Categ or y 5 UTP cab les that are used for 100B A SE-TX connections should also w ork for 1000B A SE-T , providing that all four wire pairs a re conne cted.
C AB LE L ABELIN G AND C ONNECTION R ECO RDS 4-9 Table 4-4 Maximum 1000BASE-LH Gigabit Ethernet Cable Length 100 Mbps Fast Ether net Collision Domain Table 4-5 Maximum Fast Ethernet Cable Lengths 10 M.
M AKI NG N ETWORK C ONNECTIONS 4-10 T o best man age th e ph ysical im pl ement ati ons of y our netw or k, fol lo w these g uidelines: • Cle arly lab el th e opp osing ends of each ca ble. • Using your buil ding ’s flo or pl ans, draw a map of th e lo cation of al l netwo rk-conn ected e quipm ent.
A-1 A PPENDI X A T ROUBLESHOOTING Diagnosi ng Switc h Indica tors Table A-1 Tr oubleshooting Chart Symptom Action PWR LED is Off • Intern al power s upply may be di sconnected . Check c onnections between t he swit ch, the power cor d and t he wall outlet .
T R OUBLESHOOTING A-2 Diagnosing Power Problems with th e LED Indicators Th e P ower and RPU LED indicators work in combination to indicate pow er status as follows .
I NSTALLATION A-3 Inst allatio n V erify that all syst em co mponen ts ha v e been pr operly ins talled. If on e or more c ompon ents ap pear to be m alfunct ioni ng (such a s the power c ord or netw ork cabl ing) , tes t th em in an alt ernate en vi r onment wher e y ou are sure tha t al l the o ther components ar e funct ion ing p roperl y .
T R OUBLESHOOTING A-4 Stack Tr oubleshooting If a stack fails to initialize or fun ction, first check the following items : • Check that all s tacking cables are pr operly conne cted. • Check if any stac king cab les app ear damaged . • Check that only o ne Mas ter S elect butto n is p resse d in .
B-1 A PPEND IX B C ABLES Twi sted-Pai r Cable and Pin Assi gnments F or 10/100 B A SE-TX c onnec tions, the twiste d-pair cabl e must have tw o pairs of wires . F or 1000B A SE-T connections the twisted-pair cable m ust hav e fou r pairs of wir es . E ach wire pa ir is ident ified b y tw o different col ors .
C AB LES B-2 10/100BASE-TX P in Assign ments Use unshield ed twisted-pair (UTP) or shielded t wisted-pair (STP) ca ble for RJ-45 connections: 100-ohm Categ or y 3 or better cable for 10 Mbps connectio ns , or 100-o hm Categ or y 5 or be tter cabl e for 100 Mbps conn ection s .
T WISTED -P AI R C AB LE AND P IN A SSIGNMENTS B-3 Straight-Thr ough Wiring If the twis ted-pair cable is to join two port s and only o ne of the por ts has an inter nal crossover (MDI-X ), the two pairs of wires mus t be st raight -th roug h.
C AB LES B-4 Cros sover Wirin g If the twisted-p air cable is to jo in tw o por ts and either both p ort s are labeled with an “X” (MDI-X) or neit her por t is labeled with an “X” (MDI), a cros so ver must be imple mente d in the wi ring .
T WISTED -P AI R C AB LE AND P IN A SSIGNMENTS B-5 1000BASE-T Pin As signments All 1000B A SE-T ports suppor t automatic MDI/MDI-X operatio n, so y ou can use st raig ht-t hr ough cabl es for all netw ork conn ection s to PCs or ser v ers , or to ot he r swit ch es or hub s .
C AB LES B-6 Table B-2 1000BASE-T M DI-X and MDI Port Pinouts Cable Testing for Existing Category 5 Cable Installed Categ or y 5 cabling must pass tes ts for Attenuation, Near-End Cros stalk (NEXT), and F ar-En d Crosstalk ( FEXT). This cable testing infor mation is spe cified in the AN SI/TIA/E IA- TSB-67 st andard.
F IBER S TAN DAR DS B-7 Adjusting Exi sting Category 5 Cabling to Run 1000BASE-T If y our existing Cat egor y 5 inst allat ion does not meet one o f the test parameters for 1000B ASE-T , there are basically three measures that can be applied to tr y to c or rect the problem: 1.
C AB LES B-8.
C-1 A PPENDIX C S PECIFICATIONS Physical Chara c teristi cs Po r t s 24 10/100B ASE-TX, with auto-neg otiation 2 1000B ASE-T/SFP combination por ts Network Interface P or ts 1-24: RJ-45 connector , au.
S PE CIF IC AT I O NS C-2 P ow er Consumption 48 W a tts (Sw itching syst em) 375 W att s (P ower -ove r-Ethern et) Maximum C ur rent 6.8 A @ 100 V A C 3.2 A @ 240 V A C LED Indicators System: PWR, Diag, RPS , Stacking Po r t s : Link/Act, P oE We i g h t 5.
M ANAG EMEN T F EAT UR E S C-3 Manage ment Feat ures In-Band Managem ent W eb , T elnet, SSH, or SNMP manager Out-of-Band Mana gement RS-232 DB-9 console port Software Load ing TFTP i n- band, o r XM odem out-of -band Standards IEEE 802.3-2002 Ethe rnet, F ast E thernet, Gigabi t Et hernet, Full-d uplex f low control IEEE 802.
S PE CIF IC AT I O NS C-4 Compliance s CE Mark Emissi ons Indu str y Cana da Cla ss A EN55022 (CISPR 22) Class A FCC Clas s A Indu str y Cana da Cla ss A EN55022 (CISPR 22) Class A EN 61000-3-2/3 V CC.
D-1 A PPEND IX D O RDERING I NFORMATION Table D-1 Tiger Stack III 10 /100 Products and Accessories Product Numb er Description SMC6826MPE 24-port 10/100 stackable PoE swi tch with 2 Gigabit combinatio.
O RDER ING I NFOR MATION D-2.
Glossary-1 G LOSSARY 10BASE-T IEEE 802.3 specification for 10 Mbps Ethern et o v er tw o pairs of Categ or y 3, 4, or 5 UTP cable . 100BASE-FX IEEE 802.3u specification for F a st Ethernet ov er tw o strands o f 50/125, 62.5/125 or 9/125 micron co re fiber cable .
G LOSSAR Y Glossary-2 Auto-Negot iation Sign alling meth od allowing each nod e to select its opti mu m ope ratio nal mode (e.g ., spe ed and duplex mod e) based on the capabilit ies of the nod e to whic h it is connect ed. Bandwidth The differ ence b etween t he h igh est a nd l ow est frequ encie s a vaila ble for network sign als .
G LOSSAR Y Glossary-3 Fast Ethernet A 100 Mbps network c ommunication system based o n Ether net and the CSMA/CD access method. Gigabit Ethernet A 1000 Mbps network c ommunication system based on Ethernet and the CSMA/CD access method.
G LOSSAR Y Glossary-4 IEEE 802.3x Defi nes Ethe r net fr ame sta rt/sto p r equest s a nd ti mer s u sed f or flo w control on full-duplex links . (Now incorporated in IEEE 802.3-2002.) IEEE 802.3z Defin es CSMA/ CD acce ss met hod a nd ph ysical l ayer specificat ions fo r 1000B ASE Gigabit Ether net ov er fiber cabling .
G LOSSAR Y Glossary-5 Network Diameter Wire distan ce between tw o end stations in the same col lision domain. Redundant Power Supply (RPS) A backup pow e r supply unit that automat ically takes o ver in case th e primar y power supply should fail. RJ-45 Connector A co nnect or fo r twi ste d-pa ir wi r ing .
G LOSSAR Y Glossary-6.
Index-1 Numeri cs 10 Mbps conne ctivity rules 4-6 100 Mbps conn ectivity rules 4-6 1000 Mbps conn ectivity rules 4-5 100BASE cable leng ths 4-6 100BASE-TX p orts 1-3 10BASE cabl e lengths 4- 6 10BASE-.
I ND EX Index-2 I IEEE 802.3x flow control 1- 3 indicators , LED 1-3 installatio n connecting devices to the switch 4-2 network wiring conn ections 4-3 port connect ions 4-1 power requirements 3-1 pro.
I NDEX Index-3 stan dards compliance C-2 IEEE C- 3 status L EDs 1- 3 surge supp ressor, using 3-1 switch a rchitecture 1-2 switching introduc tion to 2-1 method 1 -2 T Telnet A-3 te mp era tu r e w it.
I ND EX Index-4.
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38 T e sla Irvine, CA 9 2618 Phone: (949) 679-800 0 Model Num ber: SMC6826M PE Pub .Numbe r: 150200 037700A E062005 -R01 FOR TECHNICAL SUPPOR T , CALL: From U.
デバイスSMC Networks SMC TigerStack III SMC6826MPEの購入後に（又は購入する前であっても）重要なポイントは、説明書をよく読むことです。その単純な理由はいくつかあります：
SMC Networks SMC TigerStack III SMC6826MPEをまだ購入していないなら、この製品の基本情報を理解する良い機会です。まずは上にある説明書の最初のページをご覧ください。そこにはSMC Networks SMC TigerStack III SMC6826MPEの技術情報の概要が記載されているはずです。デバイスがあなたのニーズを満たすかどうかは、ここで確認しましょう。SMC Networks SMC TigerStack III SMC6826MPEの取扱説明書の次のページをよく読むことにより、製品の全機能やその取り扱いに関する情報を知ることができます。SMC Networks SMC TigerStack III SMC6826MPEで得られた情報は、きっとあなたの購入の決断を手助けしてくれることでしょう。
SMC Networks SMC TigerStack III SMC6826MPEを既にお持ちだが、まだ読んでいない場合は、上記の理由によりそれを行うべきです。そうすることにより機能を適切に使用しているか、又はSMC Networks SMC TigerStack III SMC6826MPEの不適切な取り扱いによりその寿命を短くする危険を犯していないかどうかを知ることができます。
ですが、ユーザガイドが果たす重要な役割の一つは、SMC Networks SMC TigerStack III SMC6826MPEに関する問題の解決を支援することです。そこにはほとんどの場合、トラブルシューティング、すなわちSMC Networks SMC TigerStack III SMC6826MPEデバイスで最もよく起こりうる故障・不良とそれらの対処法についてのアドバイスを見つけることができるはずです。たとえ問題を解決できなかった場合でも、説明書にはカスタマー・サービスセンター又は最寄りのサービスセンターへの問い合わせ先等、次の対処法についての指示があるはずです。
