3Com 3C16790 Bedienungsanleitung

Of ficeConnect ® Dual Sp eed Sw itc h 5, Swi tch 8 User Gu ide ( 3C1679 0, 3C 16791 ) 3C 1673 4 _B oo kle t. bo ok P a ge i Mon d ay, Mar ch 12 , 20 01 1 :4 6 P M[...]

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3 Int rod uc tio n 4 Crea t ing your Networ k 4 Dual Spee d Switch 4 — Fr ont 5 Dual Spee d Switch 8 and Dual Spee d 16 — F ront 6 All Units — R ear 7 How the Switch Can Be Use d 8 Sw itch ing 8 Connect i ng 10BASE- T and 100BASE-TX Net works 9 Befor e Y ou Start 9 Unit Conn ectio ns 9 Wor ks t ati on Connecti ons 10 T wi s t ed Pa i r (TP ) [...]

4 3C1 6734_ Bo okle t .boo k P ag e 4 Mon day, Marc h 12, 20 01 1: 46 PM[...]

4 I NTRODUCTI O N Welcome to the wor ld of networking with 3Com ® . In the modern business env ir onment, communica tion and shar ing information i s crucial. Computer networks hav e pr oved to be one of the fast est modes of communicati on but until re cently , only lar ge busine sses could af ford the networking advantage. T he Off iceConnect ®[...]

5 C RE A T I N G YOUR N ETWORK Dual Speed Sw i tch 5 — Fr o nt Power LED If the is lit ( ) the power supply to the Switch is present. Power LED green , Duplex LED ’ s If the Duplex LED is lit (yellow), the port is in full duplex mode. If the LED is off, the port is in half duplex mode. Alert LED If the is off, the unit is operating correctly . [...]

6 Dual Speed Switch 8 — Fr ont Power LED If the is lit ( ) the power supply to the Switch is present. Power LED green , Duplex LED ’ s If the Duplex LED is lit (yellow), the port is in full duplex mode. If the LED is off, the port is in half duplex mode. Alert LED If the is off, the unit is operating correctly . After power on, the Alert LED re[...]

7 Dual Speed Sw i tch 8 — Rea r Power Adapter socket Only use the power adapter that is supplied with this OfficeConnect Switch. Do not use any other adapter . 10/100BASE-TX ports Use suitable TP cable with RJ-45 connectors. Y ou can connect the OfficeConnect Switch to any workstation or OfficeConnect hub that has a 10BASE-T , 100BASE-TX or 10/10[...]

8 How the Sw it ch Can Be Use d Swit chin g When a net work of r epeater hubs is in opera tion, any information tha t is se nt by the works tations is passed ar ound the w hole network (r egar dles s of the destinat ion of the in formation). This can r es ult in a lot of unneces sary traff ic t hat can s low the net work down. The Switc h solves th[...]

9 Connect ing 10BASE-T an d 100BASE-TX Networks The 10/100 por ts can each be c onnected t o either a 10BASE-T or 100BASE- TX network. I f you have both types of network , y ou can j oin them together using the Sw itch allowing a ll your workstations to communicate. Alternativ ely , if you use 10BASE-T and want to impr ove network perf ormance by i[...]

10 Wor ksta tion C onnec tions T o conne ct workstations or other equ ipment (such as servers ) dir ectly to y our Switch, you need: 1 One 10BASE- T , 100BASE-TX or 10/100BASE-TX ada pter card for eac h works ta tion. 3Com produc e a range of easy to insta ll networ k adapters, whi c h pr ovide your wor kstation with a 10BASE-T or 100BASE -TX conne[...]

11 St acki ng the Un its T oge ther The Rub ber Fe et The f our self-a dhesive r ubber feet pr event your hub f rom moving ar ound on your desk. O nly stic k the feet to the marked ar eas at eac h cor ne r of the unde rside of y our hub if you intend t o place the unit di rectly on t op of the de sk. Do not fix the fee t if you are going to us e th[...]

12 Po s i ti oni n g Y o ur Swi tch When installi ng y our Switch, ens ure: ■ It is out of direct s unlight a nd away fr om s our ces of heat. ■ Cabling is away f rom power lines , fluore s cent lig ht ing fixtur es, and sour ces of el ectric al noise suc h as radios , transmit ters and br oadband ampl ifiers . ■ W ater or moistur e cannot en[...]

13 Conne cting Works tations and Othe r Equip ment t o Y our Swi tch WAR NING: Please r ead the ‘ I mpo rtant S afety Inform ati on ’ se c tion befor e you s tart. WARNHINWEIS: Bitte lesen Sie den A bschnitt ‘ Wichtige S icherheitsi nformationen ’ sorgf ä ltig durch, bevor Sie das Ger ä t einschal t e n. A VERTISSEMENT : V euillez l ire a[...]

14 Che cki ng U nit Conn ect i ons When you hav e connected a ll your unit s, power on the units a nd the Swi tch. The Po rt Statu s LEDs for the ports y ou have used on both the units and the Switch shoul d be on. If they are not , check your connections . Fig ure 4 Corr ect Con necti ons for an Of ficeC onnect Hu b Ther e is no uplink/ normal pus[...]

15 P RO B L E M S OLVING The Switc h has been des igned to aid you when detectin g and solv ing possible problems with you r network. The s e pr oblems ar e rarely serious ; the c ause is us ually a disconnected or damaged c able, or inc or rec t configurat ion. If this secti on does not s olve your pr oblem, contact your supplier f or i nformation[...]

16 frame s regula rly . Refe r to the docum enta tion that accompani es t he piece of network equi pment. If the A ler t LED is s till lit after r emoving al l of y our connections , ther e may be a pr oblem with y our Switch. Power it of f, wait about 5 seconds a nd then power it on. If the Aler t LED come s back on continuo us ly , contac t your [...]

17 N ETWORKING T ERM INOLO GY A Netw ork i s a collec tion of works tations (for ex ample, IBM-compati ble P C s ) and ot he r equipment (f or example, printers), connected fo r the purpos e of exchanging information or sharing resour ces. Networks vary in size, some ar e within a single r oom, others span contine nts. A Loc al Area Network (LAN) i[...]

18 Priority Queuing is the a bility of a ne twork to giv e and maintain c e rtain thr oughput levels for dif f erent applic ations depending on t he pri ority a ssigned to that applic ation. At exces sive loads a packe t with a higher prior ity wi ll take a gr eater pr ecedence over a low er prior itis ed packet. A utom at ic M D I / MD I X this fe[...]

19 D IMEN SION S AND S TAND ARDS Dim ensions a nd Op erating Cond itions Standa r ds Functiona l: ISO 8 802/3 IEEE 802. 3, 802.3u Safet y: UL 1950, EN 60950 CSA 22.2 #950, IEC60950 EMC: EN 55022 Class B EN 55024 FCC Part 15 Class B* I CES-003 Cl ass B VCCI Class B CNS 13438 Clas s A Envir onmental: EN 60068 (IEC 68) *R e fe r to “Re gula tory No [...]

20 E NVIR ONME N TA L S TA TEM ENTS It i s the polic y of 3Com Corpor ation to be environ mentally-friendly in al l operations. T o uphold our poli cy , w e ar e commit ted to: ■ Establis hing envir onmental perf ormance standa rds that comply wi th nationa l legisl ation and regul ations. ■ Conserving e nergy , materials and natural resour ces[...]

21 I MPO RTANT S A FETY I NF ORM ATIO N WARNIN G : Warnings contain dir ections that y ou must fo llow for your personal s afety . Follow all dire c tions care fully . Y ou mu st rea d the foll owing safe ty infor m ation carefully before you install or remove the unit: ■ Except ional ca re must be t aken dur ing installa tion and re moval of th [...]

22 W ICHT IGE S I C HERHE IT SHINWEI S E WARNHINWEIS: Warnhinweis e ent halte n Anweisungen, die Sie zu Ihr er ei genen Siche rheit befolge n m ü ssen. Alle Anweisungen sind sorgf ä lti g zu befolge n. Sie m ü s sen die fo lgenden S ic herhei tsinformatione n sor gf ä ltig durchles en, bevor Si e das Ger ä ts inst allier en od e r au s b a uen[...]

23 A VERTISSEMENT : L es av ertiss eme nts pr é sentent des consigne s que vous de vez respecter pour garant ir votre s é cur it é personnelle. V ous dev e z respec ter attentiv em ent tout es le s consignes . Nous vous demandons de lir e at tentivement les consigne s suivantes de s é cu rit é avant d ’ inst aller ou de retire r l ’ appare[...]

24 3Com provi des easy access to technica l support informat ion through a variet y of se rvices. This section describes these serv ices. Information c ontained in this section is corr ec t a t time of publication. F or the most r ec ent information, 3Com re commends that you access the 3C om Cor poration World Wide Web sit e. On lin e T ech ni ca [...]

25 Suppo rt from Y our Ne twor k S upplie r If you r equire addi t ional a ssistance, contact your net work supplier . Many supplier s ar e authorized 3Com s ervice partner s who ar e qualif ied t o pr ovide a v ariety of servic es, including ne twork pla nning, installa t ion, har dw ar e maintenance , applicat ion trai ning, and support servi ces[...]

26 Here is a list of worldwide technic al telephone support num- bers. Thes e number s are c orr ec t a t the time of public ation. Refer to the 3C om Web site for updated informatio n. Cou ntry T el ephone Numb er Asia , Pacific Rim Aust ralia Hong Kong I ndia I ndonesi a Ja p an Malaysia New Zealand Paki st an Philip pines P. R . o f C h i n a Si[...]

27 Retu rni ng Pr o ducts for Repair Befor e you send a pr oduct dire c tly t o 3Com for r epair , you must fi rst ob tain a Retur n Ma teri al Auth orizatio n (RMA) number . Pr oducts s ent to 3Com without a uthor ization numbers wi ll be returned t o the sender unopened, a t the sender ’ s ex pense. T o obtain an author ization number , call or[...]

28 3Co m Co rp or ati on L IMITED W ARRANTY 3Com Of ficeCon nect Dual Speed Switch 5, Switch 8 The du ration of the warranty for the Of ficeConnec t Dual Spe ed Switc h 5 (3C16790) a nd Switch 8 (3C16791) is lifetime, i ncl udi ng the power a dapter. The Off iceConnect Dual Spee d Switch es are c overed by a lifetime limited w arranty, w hich also [...]

29 The te lephone t echnical suppo rt is av ailable from 3Com f rom 9 a.m. t o 5 p.m., l oca l t i me, Monday through Fr iday, excludin g l o c al hol i days. T elephone technical s upport is limited t o the 3Com products designa ted above and may include assistance with installation , product specific configu ration, and i de ntification of equip [...]

30 R EGULA TORY N OTICES FCC S TAT EMENT This equipment has been te sted and f oun d to compl y with t he limit s for a Class B digital device, pursuant to Part 15 of the FCC Rules, a nd the Ca nadian Depart ment of Communicat ions E quipment St andards ent itled, “ Di g ita l Appara tus, ” ICES- 003. These limi ts are design ed to provide r e [...]

Part No. DUA1679- 0AAA01 Publ ished Februa ry 200 1 31 3C1 6734_ Bo okle t .boo k P ag e 31 Monda y, M a rch 1 2, 200 1 1:46 PM[...]