Manuale d’uso / di manutenzione del prodotto SuperStack II 3C16987 del fabbricante 3Com
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® http://www.3com.com/ Super Sta ck ® II Switch 330 0 SM User Guide 3C1698 7 Part N o. DU A1698 -7AAA01 Publ i sh e d May 2000.
3C om Corporatio n 54 00 Bayfr ont Pl aza Sa nta Clara, Calif ornia 95 052-8145 Copy right © 20 00, 3Co m T echnolog ies. Al l rights reserve d. No part of this docume ntat ion may be reproduced in a.
C ONTENT S A BOU T T HIS G UID E Conventions 8 Related Doc umentation 9 Y ear 2 000 C ompli ance 10 Documenta tion C o mments 10 Product Registration 10 1 I NTR ODUC ING TH E S WITCH 3300 SM About the.
2 I NSTALLING THE S WITCH Choosin g a Suitable S ite 24 Rack-mounting 2 4 Placing Units On T op of Each Other 25 St acking U n its 26 St acking T wo Units 2 6 St acking Up T o Four Units 27 The Pow er.
Support from 3C om 48 Return ing Produc ts for R epair 5 0 G LOSSARY I NDEX 3C OM C ORPORA TION L IM IT ED W ARRANTY EMC S TATEMENTS.
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A BOUT T HI S G UI DE This g uide pr ovid es all the in for mation you need to i nstall and use a Supe rS tack ® I I Swit ch 330 0 SM (3C 169 87) uni t w ith d efaul t se ttings. If yo u wa nt t o ch ange the wa y th e Switch w or ks using ma nage m ent soft ware, ref er to th e “ SuperSta c k II Switch Management G uide ” .
8 A BO UT T HIS G UI D E Con ventions Ta b l e 1 and Ta b l e 2 list c onventi o ns th at ar e used thr oughout th is guide. Ta b l e 1 N otice Ic ons Ic on Notice Type Descri ption In fo rmat ion n o.
Relat ed Documenta tion 9 Related Do cum en tatio n I n addition to this guide, eac h Switch 3 300 SM document set in clu des the fo ll ow i ng : ■ Ma nageme n t Gui de This gu ide con tai ns all the mana gem e nt in form ation for t he S wi tch.
10 A BO UT T HIS G UI D E In addi tio n, the re are ot her publi cat ions y ou may f ind u se ful: ■ Doc umen tat ion a ccom pa ny ing t he A d vanc ed Re du ndan t Po w er System . Y ear 200 0 Com pliance Fo r inf or mat ion on Y e ar 20 00 com plian ce and 3C o m p r o duc ts, vi sit t he 3Co m Y ea r 2000 Web page : ht tp :/ /w ww.
1 I NTR ODUCING THE S WITCH 3300 SM This c h apter c o ntai ns intr oductory i nformatio n about the Swit c h and how it ca n be u se d in y our net wor k.
12 C HAPTER 1: I NTRODUCING THE S WITCH 3300 SM Ab out t he Su per S ta ck II S witc h 3300 SM The Supe rStack ® II Sw itch 330 0 SM conn ec ts : ■ yo ur exi sting 10Mb ps de v ices. ■ high-pe rfo rm ance w o rkgroups w it h a 1 00M bp s or 10 00M bp s backb one o r ser ver co nnect ion.
S w it ch 3300 SM — Front View Detail 13 S witc h 3 300 SM — Fr ont View Detai l Figure 1 Switch 3300 SM — fr ont view 10 BA SE- T/ 10 0BAS E- TX P orts The Swit ch has 24 au to-neg otiat ing 10BASE- T/100BASE- TX ports conf igure d as M DIX (cr o ss- over).
14 C HAPTER 1: I NTRODUCING THE S WITCH 3300 SM Ta b l e 3 LED behavior LED Color In dic ates Port S tatus LEDs Pac ket Ye llo w Packet s are bei ng tra nsmitt ed/re ceive d on the por t. Off No pack ets are be ing t r an smitt ed/recei ved o n the port.
Switc h 3300 SM — Rear View Detail 15 S witc h 3 300 SM — Re ar V ie w D e ta il Figure 2 Switch 3300 SM — r ear vi ew Unit In fo rm atio n Label This la bel shows the following : ■ The 3C om .
16 C HAPTER 1: I NTRODUCING THE S WITCH 3300 SM C onsol e Port T h e c o n s ol e p o rt al l ow s yo u to co nn ec t a te r mi n al an d p e rf or m rem o t e or local ou t-of -ban d m anage men t. Th e con sole port uses sta ndard n ull mo dem c abl e and i s set to a uto- baud, 8 d ata bit s, no parit y an d 1 stop bit.
Network Conf igurati on Exam ples 17 Net work Con figuration E xamp les The f o llowi ng il lustra tions show s ome example s of how the Swit ch can be u se d in y our net wor k.
18 C HAPTER 1: I NTRODUCING THE S WITCH 3300 SM Switch 3 300 SM a s a Co llaps ed Back bon e Sw itc h The ex ample in Figu re 4 shows ho w a Swi tch 33 00 SM stack can a ct as a backb one for bo th shared and sw itch ed ne tw ork segme n ts.
Network Conf igurati on Exam ples 19 Switch 3 300 SM a s a D esk top S wi t ch The ex ample in Figu re 5 shows how a S witch 330 0 S M can be u s ed, within a stack, fo r a g roup of use rs that require dedi cate d 1 0Mbp s or 100Mbps connec ti ons to th e deskto p.
20 C HAPTER 1: I NTRODUCING THE S WITCH 3300 SM Con figuration Rules fo r F ast Et h er n e t The t opo logy r ules f or 100 Mbps F ast Et her n et are sl ightly different to those for 10 Mbps E the rn e t. Fi gure 6 il lustr ates the key topolo gy rules an d pr ovides exam ples of how they a llow for lar g e-s cale F ast Et hernet net works.
Config ur ati on Rules with Full Dupl ex 21 The key topolog y rules are: ■ Ma ximum U TP c ab le leng th is 100 m (3 28ft) ov er Ca te gory 5 ca b le. ■ A 412 m (135 2ft) fib er run is al lowe d for con nect ing swi tch-to- swi tch, or e ndsta tion -to-sw itch , usin g ha lf-du pl ex 10 0BA SE- FX.
22 C HAPTER 1: I NTRODUCING THE S WITCH 3300 SM Con figuration Rules fo r G ig ab it Eth e r n et Gigab it E the rne t i s desi gned to run ov e r fou r m edia : ■ Singl e-m ode f ibe r opt ic ca b le, w ith c onn ect ions up to 5km . ■ Mul timo de f ibe r optic ca ble , wit h c onnec tion s up to 550 m.
2 I NSTALLI NG TH E S WITCH This ch apter co ntain s th e in form ation y ou ne ed t o inst all an d se t up t he Swi tch. It covers th e foll owing to pics: ■ Choosing a Su itable Si te ■ Rack- m.
24 C HAPTER 2: I NSTALLING THE S W ITCH Cho osing a S uitable Si te The Swit ch is suite d for use in an offi ce envir o nment wher e it can be mo unte d in a st anda rd 19- inch e quipm e nt rack , or free st andi ng. Alter n ative ly , th e S wi tch ca n be rack-m ount ed in a wiring close t or equipm e nt r o om .
Plac i n g Unit s On Top of Each Othe r 25 Figure 7 Fitting a brac ket for rac k mounti ng 3 In se rt t h e tw o s cre w s a n d t ig h te n w i th a s ui ta b le s c rew d ri ve r . Y ou must use t he sc rews suppl ied w ith the mo unting b rac kets .
26 C HAPTER 2: I NSTALLING THE S W ITCH Sta c ki ng Un i ts Unit s in th e S witch 11 00/3 300 fam ily can b e stac ked toge the r an d the n tr eated as a sing le mana geable unit wi th one IP addr ess . The Mat rix Port o n the rear of the S w i tch allo ws you to conn ect two Switch units back -to- bac k.
Stack ing Un its 27 Figure 8 A stack of two uni ts Stack ing Up T o F our Unit s Y o u c a n sta ck up to four Sw itch unit s using a Sw itch 33 00 MM and t he appr opriate number of Matrix Cables. Y ou ne ed on ly on e Supe rS tack I I S witc h 33 00 MM p e r stack .
28 C HAPTER 2: I NSTALLING THE S W ITCH 4 If you u se the mana g ement softwa re of t he un its: ■ Ensure tha t all t he un its ha v e the same ver sion o f m ana gem ent software ■ Ensu re that y.
T he Power-up Sequen ce 29 Th e Pow e r -u p Se qu en c e T he f ollow ing se cti ons descr ibe how to get you r Swi tch 330 0 S M p owered- up a nd ready for o perat ion. Co nnect ing a Redund a n t P ower Syst em Y o u c a n co nnec t a Su perSt ack II A dv anced Redu ndant P ower S ystem (par t numb er 3C 1607 1A ) to t he Sw itc h.
30 C HAPTER 2: I NSTALLING THE S W ITCH I f ther e is evid ence of a pr oblem, see “ Solv ing Prob lems In dicated by LED s ” on page 31 . Cho osing t he C or r ect Cabl es All of the por ts o n t he f ront of the Sw itch 33 00 SM are co nfig ured as MDIX (c ro ss-o ver) .
Solvi ng Probl ems Indi cated by LE Ds 31 Solving Problems Indicated by LEDs If the LEDs on t he Swit ch indi cat e a pr oblem , r ef er to Ta b l e 6 which co ntains a list of problem s a nd su ggest ed solu tions.
32 C HAPTER 2: I NSTALLING THE S W ITCH Ma naging the Sw it ch The S witch contai n s sof tware that allows you t o change and mon itor the way it wo rk s.
A S AFETY I N FORMA TION Y o u m ust read the followi ng safet y infor ma tio n b efore carr ying out any install ation or r e m ov al of c omp onen ts, or an y m ain tenan ce pro cedures on the Swit ch 330 0 SM . WARN ING : W arn ings co nt ain direc tion s th at you m ust f ollow fo r your person al safety .
34 A PPENDIX A: S AFETY I NFORM ATION Impor tant S afety In form atio n ■ Install ation and remo va l of the un it mu st be car ried o ut by qual ified per sonn el o nly . ■ I f install ing the Switch u nit in a stack wit h SuperStac k II Hub units, t he Switch 33 00 S M unit m ust be inst alled b elo w th e H u b unit s.
Imp o r tan t S a fe t y Info rm at ion 35 ■ Franc e an d Peru onl y: This un it can not be p o wered from IT † su pplies. If y our supplies ar e o f I T type, this unit m ust be po wered by 230V .
36 A PPENDIX A: S AFETY I NFORM ATION L ’ inform at ion de S é cu rit é Impor tante ■ L' install ation et la d é po se de ce gr oup e do iv en t ê tre c on f i é s à un per sonn el q ualifi é .
L ’ inf orm ati o n d e S é cur it é Impo r tan te 37 ■ L ’ app areil fonct ionn e à une t ension e xtr ê m ement basse de s é curi t é qui es t co nf orme à la no rme CEI 950 . Ces c ond itions n e sont maintenue s q ue si l' é quipem e nt auquel il est racc ord é fonc ti onne dans les m ê mes c ond itions.
38 A PPENDIX A: S AFETY I NFORM ATION Wi ch tige Siche rheits informa t ion en ■ Die In stallation und der A usbau des G er ä ts darf nur dur ch Fach pe rs onal erfol ge n .
Wi chti ge Sicherhei tsinfo rmatio nen 39 WARN HIN W EIS : F ase r o ptik an sc hl ü s se - O ptisc he Sic herhe it. Niemals mi t eine m V e rgr öß erun gsge r ä t ei nen Ü ber tragung s-L aser betr achten, w ä hr end dieser eingeschal tet ist.
40 A PPENDIX A: S AFETY I NFORM ATION.
B P IN - OU TS Nu ll Modem Ca ble 9-pi n to R S-23 2 25 -p in P C-A T Seri al Cab le 9-pi n 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 .
42 A PPENDIX B: P IN - OUT S Mode m Ca ble 9-pi n to R S-23 2 25 -p in RJ45 P in As signme nt s Pi n assignme nts ar e identic al for 10BASE-T an d 100BASE- TX RJ45 co nnect or s Screen TxD RxD RTS CT.
RJ45 P in Ass ignment s 43 Ports conf igured as MDI X 1 RxD ata + Rece ive Data 2 RxData – Rece ive Data 3 TxDa ta + Tra nsmi t data 4 Not as signe d 5 Not as signe d 6 TxDa ta – Tra nsmit dat a 7.
44 A PPENDIX B: P IN - OUT S.
C T ECHNI CAL S PECIFICATIONS Physic al Dimensio ns He ight: 43.6mm x Width: 440mm x Depth: 247.5 mm Wei ght: 5kg (11lbs) Envir onmental Requir ements Oper ating Temp era ture 0 ° to 5 0 ° C (32 ° .
46 A PPENDIX C: T ECHNICAL S PECIFICATIONS Standar ds Support ed SN MP SN MP pr otocol (RFC 11 57) MI B-II ( RFC 121 3) Bri dge MIB (RFC 1493) Re peater MIB (RF C 1516) VLAN M IB ( RFC 15 73) RMON MIB.
D T ECHNI CAL S UPPO RT 3Co m p r o vides ea sy ac cess t o t echn i cal supp or t inf orm at ion t hrough a vari ety of serv ices. This ap pendi x descr ibes th ese serv ices. Inf ormation co ntained in th is appendi x is co rre ct at time o f publ icatio n.
48 A PPENDIX D: T ECHNICAL S UPPORT 3Co m F TP S i te Down lo ad drivers, p atches, s oftware, and MIBs across the Inter net from the 3Co m public F TP site . This service is available 2 4 hours a day , 7 days a week. T o con nect t o the 3Co m F TP site, ente r the foll o wing info rmation in to yo ur F T P clie nt: ■ Hostname: ft p.
Suppo rt f rom 3Com 49 When you co nt act 3Com f or assistance , have the fol low ing inf or mat ion read y: ■ Pr o duc t mod el n ame , p art num be r , and s eria l numb er ■ A l i st o f sy ste.
50 A PPENDIX D: T ECHNICAL S UPPORT Retu rni ng P roducts fo r R ep ai r Bef ore you send a product direct ly to 3Co m f or repa ir , y ou must f irst obta in an a u thoriz ation n um ber . Produc ts sen t to 3 Com w itho ut aut horiza tion num ber s w ill be r et urn e d to t he se nd er u nopen e d, at the sender ’ s ex pense .
G LOSSARY 10 BA SE- T T he IEEE specific ation for 10M bps Ether net over Categ ory 3, 4 or 5 twist ed pa ir cabl e. 1 00BA SE- FX The IEEE spec ifica tion fo r 100Mbps Fas t Ethernet o ver fiber -optic ca ble. 100 BASE -T X The IEEE specif ic atio n for 100Mb ps Fast Et hernet over Ca tegory 5 t wis ted -pa ir ca ble .
52 G LOSSARY inform ation to f orw ard pac kets b ased o n thei r dest ination a ddress. This process is know n as fil tering. br oadca s t A pac ke t sent t o al l devi c es on a ne two rk.
G LOSSARY 53 fu ll dupl ex A s y s te m th at a ll o w s p a c k et s t o b e tr a ns mi t te d a nd re c ei v ed a t th e same t ime and, in e ffect, doub les the pot ent ial throug hpu t of a link . half du plex A sy stem th at all ows pa ck ets to t ran smitted a n d receive d, but no t at the sam e ti m e.
54 G LOSSARY lo op An event tha t occurs when two network d evices ar e co nnected by mor e than one path, t her eb y causing p acket s to r epeated ly cycl e ar o und the net wor k and n ot reach t heir d estina tio n.
G LOSSARY 55 ser ver A c omputer i n a networ k that is sh ared by multip le ends tatio ns. Se rvers provide endsta tion s with acce ss to shared ne tw ork service s suc h as co mpu ter file s and prin ter que u es. SLIP Se rial Line Int er net Proto col.
56 G LOSSARY WA N Wide Area Network. A communicat ions net work that c overs a wide ar ea. A W AN can cover a large g eo graphic area, and may cont ain severa l LANs within it.
I NDEX Numbers 10 00BASE-S X 13 10 BASE-T/ 100BASE-TX por t s 13 3C n umber 1 5 3Co m Knowle dgeb ase W eb Serv i ces 47 3Com UR L 47 3Co mFacts 48 A a uto-neg ot iat i ng por ts 13 C ca bl e choos in.
58 I NDEX powe ring- up a S witch 33 00 SM 29 pro duct name 15 R rack m ounti ng a Swi tch 3300 S M 24 Re dundant Po wer Syst em. See RP S re tur ning p roduc ts for repa i r 50 RP S 15 co nnecti ng 2.
3Com Cor porat ion L IMITED W ARRANTY Th is w a rr a nty a ppl ie s t o cu s to mer s lo ca te d i n t he Un i te d S ta t es , Au s tr a li a, C an ada (e x ce pt Qu e be c) , Irel an d, Ne w Ze al an d , U. K., and other E ngl ish language count rie s, and cou ntri es for w hic h a tran slation into t he loca l lan guage i s not prov ided.
shippe d to Cu stome r, at 3Co m's expe nse, not l ater tha n thirt y (30) d ays af ter 3Co m rece ives the defe ctive product , and 3C om w ill re tain risk of loss or da ma ge unt il the i tem is de liver ed t o Cust omer.
L I MITAT IO N OF L IABI L ITY TO THE FULL EXTENT ALLOWED BY LAW, 3COM ALSO EXCLUDES FOR ITSELF AND ITS S UPPLIERS ANY LI ABI LIT Y, WH ETHE R BA SE D IN C ONT RAC T OR TO RT (I NCL U DING NEG LI GEN .
EMC S TATEMEN TS FCC S TA TEMEN T This equi pment has be en te sted and f ou nd to compl y w ith the l imits f or a Cla ss A di gita l device , pursua nt to part 15 o f the FCC r ules.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il 3Com SuperStack II 3C16987 è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del 3Com SuperStack II 3C16987 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso 3Com SuperStack II 3C16987 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul 3Com SuperStack II 3C16987 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il 3Com SuperStack II 3C16987, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del 3Com SuperStack II 3C16987.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il 3Com SuperStack II 3C16987. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo 3Com SuperStack II 3C16987 insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
