3Com 3C16987 инструкция обслуживания

® http://www.3com.com/ Super Sta ck ® II Switch 330 0 SM User Guide 3C1698 7 Part No. DUA1698 -7AAA01 Publ is h e d May 2000[...]

3Com Cor poratio n 5400 Bayfr ont Plaza Santa Cl ara, Calif ornia 95052- 8145 Copyri ght © 20 00, 3Com T echnolog ies. All rights reserved. No part of this docume ntation may be reproduced in any for m or by any me ans or us e d to make any d e rivativ e wor k (such as t ranslat ion, transfor mation, o r adapta t ion) w i thou t written pe rmi ss [...]

C ONTENT S A BOUT T HIS G UID E Conventions 8 Related Doc um entation 9 Y ear 2 000 Compli ance 10 Documentation Comm ents 10 Product Registration 10 1 I NTR ODUC ING THE S WITCH 3300 SM About the SuperStack II Switch 3300 SM 12 Summary of Featu re s 12 Switch 33 00 SM — Fr ont View D etail 13 10BASE- T /100B A SE-TX Ports 13 1000BASE- SX P ort 1[...]

2 I NSTALLING THE S WITC H Choosin g a Suitable S i te 24 Rack-mounting 2 4 Placing Units On T op of E ach Other 25 St acking U nits 26 St acking T wo Unit s 26 St acking Up T o Four Uni ts 27 The Power -up Sequence 29 Connectin g a Redundant P ower System 29 Powering-up the Switch 3300 SM 29 Checki ng fo r Co rr ect Operat i on 29 Choosing the Cor[...]

Support from 3C om 4 8 Return i ng Produc ts for Rep a ir 5 0 G LOSSARY I NDEX 3C OM C ORPORA TIO N L IMI TED W ARRANTY EMC S TATEM ENTS[...]

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A BOUT T HI S G UI DE This gui de pro vid es all the in format ion you need to install and use a Super Stack ® II Swit ch 330 0 SM (3C 16987) unit w i th d efault se ttings. If you w ant t o change the wa y the S w i tch works usi ng mana geme nt soft ware, r ef er to th e “ SuperSta ck II S wit c h Ma nagement Guide ” . The gu ide is in t end[...]

8 A BOU T T HIS G UI DE Conve ntions Ta b l e 1 and Ta b l e 2 list conventi o ns that ar e used thr ougho ut this guide. Ta b l e 1 Notice Icons Ic on Notice Ty pe Descripti on In fo rmat io n no te In fo rmat io n t hat d esc ri bes i mpor ta nt fe atu res o r ins truct ions Cauti on Info rmat io n that ale rts y ou to potent i al lo ss of data o[...]

Relat ed Docu mentati on 9 Related Do cumen t ati on I n additio n to this guid e, each Swit ch 3300 SM document set in cludes t he fo llow ing : ■ Ma nagemen t Gui de This gu ide con tains all t h e ma nagem ent info r ma tion for t he Switc h. ■ Qui ck Refe rence Gui de This g uide cont ains a quic k summary of the har d war e and soft w a re[...]

10 A BOU T T HIS G UI DE In addi tion, the r e are ot her publi cations y ou may f ind us eful: ■ Doc umentat i on a ccom panying t he Ad vanced Redundan t Po wer System. Y ear 200 0 Compli a nce Fo r infor matio n on Y e ar 2000 compl i an ce and 3Com p r oduc ts, visit t he 3Co m Y ea r 2000 Web pa ge: http :/ /www. 3com .com /pro ducts /yr2 00[...]

1 I NTR ODUCING THE S WI TCH 3300 SM This c hapter c ontai ns intr oduct ory i nformatio n about the Swit ch an d how it ca n be use d in your networ k. It cov ers the f ollowin g topics : ■ Abo ut the S u perStack II Sw i tch 3300 S M ■ Switch 33 00 SM — Fr on t Vi ew Det ail ■ Switch 33 00 SM — Rear View Detail ■ Netwo rk Conf igurati[...]

12 C HAPTER 1: I NTRODUCING THE S WITCH 3300 SM Ab out the Su perS tack II Swi tc h 3 300 SM The Supe rStack ® II Sw i tch 3300 S M connec t s : ■ your existing 10Mbps de vices. ■ high-pe rform ance wo rkgroups wit h a 100M bps or 1000Mbp s backb one o r server connect ion. ■ users to dedicat ed 100M bps po rts in one switch. In addi tion, a[...]

Swit ch 3300 SM — Front View Detail 13 Swi tc h 3 300 SM — Fr o nt Vie w Detai l Figure 1 Switch 3300 SM — front view 10B A SE - T/ 100B ASE- TX Ports The Swit ch has 24 au to-neg otiat ing 10BASE- T/100BASE- TX ports conf igure d as MDIX (cross- over ). These ports can be set to 10BASE-T half duplex , 10BAS E-T full duplex, 1 00BA SE-TX ha l[...]

14 C HAPTER 1: I NTRODUCING THE S WITCH 3300 SM Ta b l e 3 LED behavior LED Color In dicates Port S t at us LEDs Packet Yellow Packets ar e bei ng transm itt ed/ re ceive d on th e por t. Off No pack et s are be in g t ransm itt ed/re cei ve d on the port. Statu s Gr e en A link i s present , and the port i s enab led. Green flas hi ng A li nk is p[...]

Switc h 33 00 SM — Re ar View Detail 15 Swi tc h 3 300 SM — Re ar V ie w De tail Figure 2 Switch 3300 SM — r ear view Unit In form ation Label This la bel shows the following : ■ The 3C om p r oduct name o f the S witch ■ The 3Com 3C numb er of the Swit ch ■ The uni que MAC address ( Et hernet addr ess) of the Switc h ■ The ser ial nu[...]

16 C HAPTER 1: I NTRODUCING THE S WITCH 3300 SM Cons ole Port Th e co ns ole p ort all ows yo u to co nn ect a ter mi nal and pe rfo rm remo te or local out-of-b and m anagemen t. The console port uses standard n ull mode m cable and is set t o auto-baud, 8 data bits, no parity an d 1 stop bit. M atri x Po rt The Matrix Po rt al lows you t o: ■ S[...]

Network Conf igura tion Ex ampl e s 17 Net work Config uration Exam p les The f ollowi ng il lustra tion s show some ex ample s of how the Swit ch c an be us ed i n y o ur net wor k. Switch 3300 SM a s a Segm entati on Swi tch The example in Figu r e 3 shows how a Switc h 3300 SM stack can se gment a network of shared 10Mb ps,100M bps and 100 0Mbps[...]

18 C HAPTER 1: I NTRODUCING THE S WITCH 3300 SM Switch 3300 SM a s a Coll aps ed Back bone Sw itc h The exam ple in Figu r e 4 shows how a Swi t ch 33 00 S M st ack c an act as a backb one for both share d a nd switch ed netw ork segme nts. Figure 4 Using the Swit ch as a collaps ed backbone Switch 3300 SM stack Endstations on switched 10Mbps conne[...]

Network Conf igura tion Ex ampl e s 19 Switch 3300 SM a s a D esktop Swi tch The example i n Fi gure 5 shows how a S witch 330 0 S M can be u sed, within a stack, for a g r oup of users that require de dicated 1 0Mbp s or 100Mbps connecti o n s to th e deskto p. The 3300 SM Switch es pr ovide a Gigab it Eth ernet co nnecti on to a SuperS tack II S [...]

20 C HAPTER 1: I NTRODUCING THE S WITCH 3300 SM Config uration Rules fo r Fast E ther n et The t opology r ules for 100Mbps F ast Ether net are sl i ght l y different to those f or 10 M bps E thern et. Fi gure 6 illu str ates the key topolog y rules and pr ovi des exampl es of how th ey allo w for lar ge-sc ale F ast Ethernet netw orks. Figure 6 Fa[...]

Config urati on Rules with Full Duplex 21 The key to pology r ules are: ■ Ma ximum UT P cab l e le ngth is 100m (3 28ft) ov er Cat egory 5 ca ble. ■ A 412 m (1352ft) fib er r un is al l ow ed for con necti ng switch-to-sw itch, or endst ation - to- switch, usin g half-du plex 10 0BA S E-FX . ■ A tot a l n etwork spa n of 325 m (1066 ft) is al[...]

22 C HAPTER 1: I NTRODUCING THE S WITCH 3300 SM Config uration Rules fo r Gig ab it Eth er net Gigab it Ethe rnet i s designed to run ov er fou r media : ■ Singl e-mode f iber opt i c ca ble, w ith conn ections up to 5km . ■ Mul t imo de fibe r optic ca ble, wi th conne ction s up to 550 m. ■ Bala nced, shi elded c opper c a bling , with conn[...]

2 I NSTALLI NG TH E S WITCH This ch apter contain s the in f o r mati on you need to i nstall an d set up t he Swi tch. It cover s th e foll o win g to pics: ■ Choosing a Suitable Si te ■ Rack- mount ing ■ Placin g Units O n T op of E ach Othe r ■ Stack ing Units ■ The Power -up Sequence ■ Choosing the Corr ect Cables ■ Solving Pr obl[...]

24 C HAPTER 2: I NSTALLING THE S WITCH Choosin g a Suitable Si te Th e Switch is suite d for use in an off ic e envir o nme nt wher e it c an be mount ed in a st andard 19- i n ch equipm ent r ack, or free stan ding. Alter native ly , the Switch can be rack-m ounted in a wiring close t or equipm ent room . A ra ck-mou nt in g kit, con taining two m[...]

Plac ing Un its On Top of Each Othe r 25 Figure 7 Fitting a brac ket for rack mounti ng 3 In sert th e tw o scre ws a nd tig hte n w ith a suit abl e sc rewd ri ver . Y ou must use t he screws su pplied w ith the mounting b rackets . Dama ge caused to th e unit by using in correct screws i nva lidates y our warr anty . 4 Repea t steps 2 a nd 3 for [...]

26 C HAPTER 2: I NSTALLING THE S WITCH Sta ckin g Uni t s Unit s in the Switch 11 00/3300 f am i ly can be st ac ked toge ther an d then tr eat ed as a sing le manageable unit wi th one IP ad dr ess. The Mat rix Port o n th e rear of the Switch al lows you t o connect two Switch units back -to-bac k. For this y ou need a M atrix Ca ble (par t nu mb[...]

Stack in g Un its 27 Figure 8 A stack of two uni ts Stack ing Up T o Four Units Y ou c an sta ck up to f our Switch units usi ng a S wi tch 33 00 MM and the appr opr iate number of Matrix Cables. Y ou need on ly one SuperS tack II Sw itch 33 00 MM p er stack . T o stack up to fou r Switch u nits: 1 Po wer-off a ll th e unit s. 2 Arrang e th e uni t[...]

28 C HAPTER 2: I NSTALLING THE S WITCH 4 If you u se the managem ent softwa re of the un its: ■ Ensure tha t all the un i ts hav e the sa me versi on of ma nagem e nt software ■ Ensu re th at you re -confi g ur e the stack-wid e fea tur es on all the unit s Fo r m ore i nfo rma tio n a bou t m ana gem en t so ftw are, se e “ M anaging the Swi[...]

The Pow er-up Sequen ce 29 Th e Pow er - up Seq uen ce T he follow i ng se ctions describe how to get you r Switch 330 0 SM pow ered-up and ready f o r ope ration. Co nnect ing a Redund an t P ower Syst e m Y ou c an co nnect a SuperSt ack II A dvanced Redu ndant P ower S ystem (part n umber 3C 16071A) to t he Switc h. This unit , which is also k n[...]

30 C HAPTER 2: I NSTALLING THE S WITCH I f there i s evid ence of a pro blem, see “ Solv ing Pro blems In dicated by LEDs ” on page 31 . Choosin g the Co rr e ct Ca bles All of the ports o n the f ront of the Switch 3300 SM a r e co nfigured a s MDIX (cr oss-ov er). If y ou want to make a connec ti on to anot her MDIX port , you nee d a cr oss-[...]

Solvi ng Probl ems I ndicat ed by LE Ds 31 Solving Problems Indicated by LEDs If the LEDs on the Switch in dicate a problem, r efer to Ta b l e 6 which contai ns a list of problems a nd suggest ed solutions. For inf ormat i on a bout solving pro blems wh en man aging t he Swi tch, refer to the Pr ob lem So lving c hapter i n the “ Su perStack I I[...]

32 C HAPTER 2: I NSTALLING THE S WITCH Manag ing the Sw itch The S witch contai ns sof twar e that allows you t o chan ge an d monito r the way it wo rks. Th is mana gem en t s o ft ware is not required to g et the Switch wor king, b ut if y ou do us e it, you m ay i mprove t he efficienc y of the Swi tch and ther efor e i m pr ove the overal l per[...]

A S AFETY I N FORMA TION Y ou m ust read th e followi ng safet y informat ion before c arrying out any install ation or rem oval of c omponen ts, or an y main t enan ce procedures on the Switch 330 0 SM . WARN ING: Warn i ngs co ntain direction s that y ou must f ollow fo r your personal saf ety . Follow all dir ections c arefully . Y ou mus t re a[...]

34 A PPENDIX A: S AFETY I NFORM ATION Importa nt Safety In form atio n ■ Installa tion and remo val of the un i t mu st be car ried out by qua lified pers onnel o nly . ■ If in stall ing the Switch u nit in a stack with SuperStac k II Hub units, the Switch 3300 SM uni t must be installed b elow th e Hu b unit s. ■ The un it shoul d neve r be [...]

Imp orta nt S afe ty Inform at ion 35 ■ Franc e and Peru onl y: This unit can not be p owered fr om I T † supplies. If your supplies ar e of I T type, this unit m ust be power ed b y 230V (2P+T) via an isolati o n transf ormer rat i o 1:1 , with t h e se condary co nnec t ion point la belled Neut r al, c onnec t ed dire ctly to ea r th (g r oun[...]

36 A PPENDIX A: S AFETY I NFORM ATION L ’ inform at ion de S é curit é Im portante ■ L' install ati on et la d é po s e de c e gr oup e do iv ent ê tre c onf i é s à un pers onnel q ual if i é . ■ Si v ous enta ssez l'unit é Swi tch avec les unit é s Sup erStack II Hub, l'unit é Sw itch 3300 SM doit ê tr e install é[...]

L ’ info rmati on d e S é curi t é Im p or tan te 37 ■ L ’ app ar eil f onct ionn e à une tension extr ê mem ent basse de s é cur i t é qui est conf orme à la norme CEI 950 . Ces cond i tions n e sont maintenue s que si l' é quipem ent a uquel il est racc ord é fo ncti o n ne dans les m ê mes cond i tions. ■ Fra nce et P é r[...]

38 A PPENDIX A: S AFETY I NFORM ATION Wi ch ti ge Sicherh eitsinforma t ion en ■ Die In st allati on und der Ausbau des Ge r ä ts da rf nur du r ch Fach pers onal erfol gen . ■ Wenn di e Switc h 3300 S M E inh eit in ei ner Stape l mit a nderen SuperSt ac k II Hub Einheit en eingebau t werd en soll , mu ß die Swi tch 3300 SM Einheit unter d i[...]

Wi chti ge Si cherhei t sinfo rmat ionen 39 WARN HINW EIS: F aser optik ansc hl ü s se - Optisc h e Sic herheit. Niemals mit eine m V erg r öß erun gsger ä t ei nen Ü ber tragungs-L aser betr acht en, w ä hrend d ieser einges chal tet is t. Nie mals direkt auf den Fase r Anschlu ß u nd auf d ie Faser kabelen den schauen , w ä hrend dies e e[...]

40 A PPENDIX A: S AFETY I NFORM ATION[...]

B P IN - OU TS Nu l l Modem Ca ble 9-pin t o RS-23 2 25-p i n PC-A T Seri al Cabl e 9-pin to 9 -pin Screen TxD RxD Ground RTS CTS DSR DCD DTR Screen RxD TxD Ground RTS DTR CTS DSR DCD Shell 3 2 5 7 8 6 1 4 1 3 2 7 4 20 5 6 8 Switch 3300 SM Cable connector : 9-pin female PC/T erminal Cable connector: 25-pin male/female only required if screen alway [...]

42 A PPENDIX B: P IN - OUTS Modem Cable 9-pin t o RS-23 2 25-p i n RJ45 P i n Assign ments Pin assignme nts ar e identic al f or 10BASE-T an d 100BASE-TX R J45 co nnectors Screen TxD RxD RTS CTS DSR Ground DCD DTR Screen TxD RxD RTS CTS DSR Ground DCD DTR Shell 3 2 7 8 6 5 1 4 1 2 3 4 5 6 7 8 20 Switch 3300 SM Cable connector: 9-pin female RS-232 M[...]

RJ45 P in Assi gnment s 43 Ports c onfigu red as M DIX 1 RxD ata + Receiv e Data 2 RxData – Receiv e Data 3 TxData + Tra nsmi t data 4 Not as si gned 5 Not as si gned 6 TxData – Tra nsmit dat a 7 Not as si gned 8 Not as si gned Ta b l e 7 Pin assi gnments Pin Number Signal Functio n[...]

44 A PPENDIX B: P IN - OUTS[...]

C T ECHNI CAL S PECIFICATIONS Physic al Dimensio ns Heigh t: 43.6mm x Width: 440mm x Depth: 247.5 mm Weight : 5kg (11lbs) Envir onment al Requir ement s Oper ating Tempera tur e 0 ° to 50 ° C (32 ° to 122 ° F) Stora ge Temperat ure – 10 ° to + 70 ° C (14 ° to 158 ° F) Oper ating Humidity 10 – 95% r elat ive humid ity, n on-conde nsing S[...]

46 A PPENDIX C: T ECHNICAL S PECIFICATIONS Standar ds Support ed SN MP SN MP prot ocol (RFC 11 57) MIB-I I ( RFC 121 3) Bri dge MIB (RFC 1493) Repeat er MI B (RF C 15 16) VLAN M IB (RFC 15 73) RMON MIB (RFC 1271) BOOTP ( RF C 95 1) T erm inal Emul ati on Teln et ( RFC 854) Pr oto cols Used for Admi ni strat ion UDP ( RFC 768) IP (R FC 791) ICM P (R[...]

D T ECHNI CAL S UPPO RT 3Co m provides e asy ac cess to t echnica l suppor t informa tion t hr ough a vari ety of serv ices . This app endi x describ es th ese serv ices. Infor mation co ntained in th is appendix i s co rre ct at ti me of publicat ion. For the mos t r ece nt inf ormation, 3 C om r e co mmends t hat you a ccess the 3Com Corpor at io[...]

48 A PPENDIX D: T ECHNICAL S UPPORT 3Co m F TP S i te Down load drivers, patches , software, and M IBs acr oss th e Inter net fro m th e 3Com p u blic F TP site . This service is availa b le 24 hours a day , 7 days a week. T o connect t o the 3Com F TP site, ente r the foll owing info rmati on in to yo ur F TP clie nt: ■ Hostname: ft p.3c om.c om[...]

Support f rom 3Com 49 When you co ntact 3Com f or assistance , have the fo llowing i nformat ion read y: ■ Product model n ame, part numbe r , and s e ria l numb er ■ A l ist o f sy ste m hardw are and so ftw are, incl ud ing re vis ion lev els ■ Diagno st ic error me ssages ■ Detai ls abou t recen t configur ation ch anges, i f appli cable[...]

50 A PPENDIX D: T ECHNICAL S UPPORT Retu rning Produ cts fo r Rep air Before you send a product directly to 3Com f or repair , y ou must f irst obtai n an au t horiz ation n umber . P roduc ts sent to 3 Com without author ization number s will be r eturn ed to t he send e r u nopen ed, at th e sender ’ s ex pense. T o obtain an autho rizat ion nu[...]

G LOSSARY 10B A SE - T The IEEE specific a tion for 1 0Mbps E t her net over Cat e gor y 3 , 4 or 5 twist ed pair cable. 100B ASE- FX The IEEE spec ifica tion f or 100 Mbps Fast Et hernet over fiber - o ptic ca ble. 100BA SE-T X Th e IEEE s pec ifica tion fo r 100Mbps Fas t Ethernet o ver Categ ory 5 t wi st ed - pa i r ca ble . 1000 BASE -SX The I[...]

52 G LOSSARY inform ation to f orward pac kets based on thei r de stination address. This process is known as filtering. br oadc a st A pac ket sent t o all devi ces on a network. broa dca st st or m M u ltip le simul taneous br oa dcasts that ty pic ally absor b all th e availab le netw ork bandw idth a nd c an cau se a ne twork t o fai l. Broadca[...]

G LOSSARY 53 fu ll du pl ex A sy stem th at all ow s pa ck ets to b e tra nsm it ted and rec eiv ed at the same t i me and, in e ff ect, doubles t he potential t hroughput o f a link . half du pl ex A sy stem that a llows pac kets to t r an smitted an d received, but not a t the sam e ti me. Cont rast with f ull du plex . hub A device that r egen e[...]

54 G LOSSARY lo op An event t ha t occurs when two network d evices ar e co nnected by mor e than one path, t her eby causing packets to r epeatedly cycl e ar o und the networ k a nd not reach t heir de st inat i on. MAC Media Access Control. A pr otocol s pecified by the I EEE for det ermin ing whic h device s have acces s to a ne twork at any one[...]

G LOSSARY 55 ser v er A comp uter i n a networ k that is shar ed by multip le endstat ion s . Se rvers provide e ndstation s with acce ss to shared ne twork services suc h as compu ter file s and prin ter queu e s. SLIP Se rial Line Inter net Proto col. A protoc ol tha t allows I P to r un over a serial l ine (console port) co nnection . SN MP Si m[...]

56 G LOSSARY WAN W ide Ar ea Network. A com municatio ns networ k that covers a wide ar ea. A W AN can cover a larg e geogra phic ar ea, and may cont ain severa l LANs within it.[...]

I NDEX Numbers 1000BASE - S X 1 3 10BASE- T/ 100BAS E-TX por ts 13 3C num ber 1 5 3Com K nowle dgebase W eb S ervic es 47 3Com URL 47 3Co mFacts 48 A auto- neg otiat ing por ts 1 3 C cab le choos ing the cor r ect 30 Matrix 16 maximum lengt h 13, 21, 22 pin- outs 41 conso l e port 16 conve nt i ons noti ce ic ons, About Thi s Guide 8 text , About T[...]

58 I NDEX powe ring- up a Swit ch 33 00 SM 29 pro duct name 15 R rack mounti ng a Switch 3300 S M 24 Redunda nt Po wer System. See RP S re turning p r oducts for r epa ir 50 RPS 15 co nnecti ng 29 soc ket 1 5 S s afe ty in f or mati on Engli s h 34 Fr ench 36 German 38 segment , max imum l ength 13, 21 seri al num ber of the Switch 1 5 se rial por [...]

3Com C orpor at ion L IMITED W ARRANTY Th is wa rra nty ap plie s to cus tom ers loca ted i n the Uni ted S tat es, Austr ali a, C anad a (e xcep t Que be c ) , Irel an d, Ne w Ze alan d, U. K., and other E nglish language countries, a nd countri es for w hich a tran slation into t he local lan guage is n ot pro vided. S UPER S TACK ® II S WITCH 3[...]

shippe d to Custome r , at 3Co m's expense , not later tha n thirty (30) d ays after 3Co m receives t he defective product , and 3Com w i ll re tain risk of loss or dama ge until th e item i s delivere d to Custome r . 3Com sha l l not be respons ible for any software, fi r mwa r e, info r m a tion, or memory da t a of C u s tome r containe d [...]

L IMIT ATIO N OF L IABIL ITY TO THE FULL EXTEN T ALLOWED BY LAW, 3COM ALSO EXCLUDES FOR ITSELF AND ITS SUPPLIERS AN Y LI AB I LIT Y, WH ET HE R BASE D IN C ONT RACT O R TOR T (I NCL U DI NG N EG LI G EN CE ), FO R I NCI DENT AL, CON SEQUE NTIA L, IN DIREC T, SP ECIAL, O R PU NITI VE DAM AGES O F ANY KIN D, OR FOR LO SS OF R EVEN UE OR PROFITS, LOSS[...]

EMC S TA TEMENTS FCC S TA TEMENT This equipme nt has been te sted and fou nd to comply with the lim its for a Class A digital dev i ce, pur suant to part 15 o f the FCC r ules. These limits are desi gned to pr ovide reas ona ble protection a gain st harmful int erfe ren ce wh en t he eq uip men t is oper ate d in a com me rcial envi ro nmen t. Th i[...]