SMC Networks SMC8624T manuale d’uso

T igerSwitch 10/100/1000 Gigabit Ether net Switch ◆ 24/48 au to-MDI/MDI-X 10 /100/1 000B ASE-T po rts ◆ 4 ports shared with 4 SFP transcei ver s lots ◆ Non-blocking switching architecture ◆ Support for a redundant po wer unit ◆ Spanning T ree Protocol, Rapid STP , and M ultiple STP ◆ Up to six LA CP or static 8-port trunks ◆ Layer 2/3[...]

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38 T esla Irvine, CA 9261 8 Phone: (9 49) 679-80 00 T igerSwitch 10/100/1000 Installation Guide From SM C’ s T iger line of feature-r ich work group LAN so lutions March 2004 Pub. # 15 020004 1100A[...]

Information fu rnished by SM C Netw orks , Inc . (SMC ) is bel ieved to be acc urate and r eliable . Ho wev er, no respon sibility is assumed by SMC for it s use, nor for an y infring ement s of patents or other righ ts of third par ties which may res ult from i ts u se. No l icens e is gra nted by impl icat ion or othe rwis e und er any pat ent or[...]

i L IMITED W ARRANTY Limited W ar ranty Statement: SMC Networks , Inc. (“SMC”) war rants its products to be free from defects in workmanship and materials, under normal use and ser vice, for the applicable warranty ter m. All SMC products carr y a standard 90-day li mited warranty from the date of purchase from SMC or its Au thorized Rese ller [...]

ii WARRA NTIE S EXCLUSIV E: IF AN SMC PROD UCT DOES NOT OPERA TE AS W ARRANTED ABO VE, CUSTOMER’S SOLE REMED Y SHALL BE REP AIR OR REPLA C EMENT OF THE P RODUCT I N QUESTION , AT SMC’S OPTION . THE FOREGOING W ARRANTIES AND REMEDIES ARE EXCLUSIVE AND ARE IN LIEU OF ALL OTHER W ARRANTIES OR CONDITIONS , EXPRESS OR IM PLIED , EITHER IN F ACT OR B[...]

iii C OMPLIANCES FCC - C lass A This equipment gener ates , uses , and can radiate radio frequenc y energy and, if not installed and used in accordance with t he instruction man ual, may cause interfer ence to rad io communications . It has been tested and foun d t o compl y with the li mits f or a C lass A computing device pursua nt to Subpart B o[...]

C OMPLIANCES iv CE Mark Declaratio n of Confor mance for EMI and Safety (EEC) SMC contact for these products i n Europe is: SMC Networks Europe , Edif icio Co nata II, Calle Fr uctuós Gelabe rt 6-8 , 2 o , 4 a , 08970 - Sant J oan Despí, Barcelona, Spain. This inform ation te chnolog y equipment compl ies with the r equirements of the Counci l Di[...]

C OMPLIANCES v T aiwan BSMI Clas s A Australia AS /NZS 3548 (1995) - Clas s A SMC contact for product s in Austr alia is: SMC Communicati ons Pty . Ltd. Suit e 18 , 12 T r yon R oa d, Lindfield NSW2070, Phone: 61-2-94160437 F ax: 61 -2-94160474 Safety Compliance W arn i ng : F ib e r Op t ic P o rt S a f et y Av erti ssment: P o rts pour fibr es op[...]

C OMPLIANCES vi Pow e r Co r d S a f e t y Please read the following safe ty infor mation ca refully bef ore install ing the swit ch: WA R N I N G : Instal lation and remov al of the unit must be car rie d out by qualified pe rsonnel only . • The unit must be connec ted to an earthed (grounded) outlet to c omply with international safety s tandar[...]

C OMPLIANCES vii V euillez lire à fond l'infor mation de la sécurité sui v ante av ant d'installer le Switch: A VE RTISSEMENT : L’instal lation e t la dépose de ce g roupe doivent êtr e confiés à un personne l qualifié. • Ne branchez pas votre apparei l sur une prise sect eur (alimentat ion électrique) lorsqu'il n'y[...]

C OMPLIANCES viii Bitte unbedingt v or dem Einbauen des Switches die folgenden Sicherheitsanweisungen dur chlesen: WARNUNG: Die Inst allati on und der Ausbau des Geräts darf nur durch Fa chpers onal erfol gen. • Das Gerät sollte nicht an eine ung eerdete We chselstro msteckdo se angesch lossen werd en. • Das Gerät muß an eine geerdete Steck[...]

C OMPLIANCES ix W ar nings and Caut ionar y Mes sages En vironmental Statem ent The manufact urer of this product endeavours to sus tain an envir onmentally- friendly policy throughout the entir e producti on process. This is achieved tho ugh the followin g means: • Adherence to national legi slation and regulations on envi ronmental production s[...]

C OMPLIANCES x Related Publications The fo llowing public ation gives spe cifi c infor mati on on how to operate and use the manag ement functi ons of the switch: The SMC8624T , SMC8 648T Mana gemen t Guide Also, as part of the swit ch’ s fir mware, there is a n online web-b ased help t hat des cribes a ll man ag e men t re la te d f eat u res.[...]

xi C ONTENTS 1 About the TigerSwitch 10/100/1000 . . . . . . . . . . . . . . . 1-1 Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1 Switch Ar chitecture . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2 Managem ent Option s . . . . . . . . . . . . . . . . . . . [...]

C ONTENTS xii Connecting to a Power Sour ce . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-8 Connecting to the Cons ole Port . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-9 4 Making Network Connections . . . . . . . . . . . . . . . . . . . 4-1 Connecting Network D evices . . . . . . . . . . . . . . . . . . . . .[...]

C ONTENTS xiii A PPEN DICES : Warranty . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C-4 D Ordering Information . . . . . . . . . . . . . . . . . . . . . . . . . D-1 Glossary Index[...]

xv T ABLES Table 1-1. Port Status LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-5 Table 1-2. System Sta tus LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-6 Table 3-1. Wiring Map for Serial Cable . . . . . . . . . . . . . . . . . . . . . . . . . 3-9 Table 4-1. Maximum 1000BASE-T Gigabit Ethernet Cabl[...]

xvii F IGURES Figure 1-1. SMC8648T Front and Rear Panels . . . . . . . . . . . . . . . . . . 1-1 Figure 1-2. SMC8624T Front and Rear Panels . . . . . . . . . . . . . . . . . . 1-2 Figure 1-3. SMC8648T Port Status LEDs . . . . . . . . . . . . . . . . . . . . . 1-4 Figure 1-4. SMC8624T Port Status LEDs . . . . . . . . . . . . . . . . . . . . . 1-4 Fi[...]

F IGU RES xviii[...]

1-1 C HAPTER 1 A BOUT THE T IGER S WITCH 10/100/1000 Overview SMC’ s Tig erSwitch 10/100/1000 SMC8624T and SMC8648T are intelligent swi tches with 24 or 48 10/100/1000B ASE-T por ts , four of which ar e combination ports that are share d with four SFP tr ansceiv er slots . There is a lso an SNMP-b ased man agement agent emb edded on t he main boa[...]

A BOUT THE T IGE R S WITCH 10/1 00/100 0 1-2 Figure 1-2. SMC8624T Front and Rear Panels Switch Architecture The Tig erSwitch 10/100/1000 emplo y s a wire-speed, non-bloc king switching fabric. This per mit s simultaneous wire-spe ed transpor t of multiple pack ets at low latency on all por ts . Th is switch also features full-duplex capability o n [...]

D ESCRIPTION OF H ARDW AR E 1-3 Description of Hardwa re 10/100/1000BASE-T Ports These por ts are RJ-45 ports that operate at 10 Mbps or 100 Mbps, half or full dupl ex, or at 1000 Mbps , full dupl ex. Because all po r ts on this switch suppo rt automa tic MDI /MDI-X operatio n, yo u can use strai ght-t hrough cable s for all network co nnect ions t[...]

A BOUT THE T IGE R S WITCH 10/1 00/100 0 1-4 Status LEDs The LEDs , whic h are locat ed on th e front panel for e asy viewi ng, a re shown below and describ ed in the fo llowing tables. Figure 1-3. SMC8648T Port Status LEDs Figure 1-4. SMC8624T Port Status LEDs Port S tatus LEDs Link/Activity 24 TigerSwitch 10/100/1000 8624T RPU 1000=Green 10/100=Y[...]

D ESCRIPTION OF H ARDW AR E 1-5 Table 1-1. Port Sta tus LEDs LED Condition Status RJ-45 Ports Link/Activit y On Amber Port has establ ished a vali d 10 or 100 Mbps network connectio n. On Green Port has establ ished a val id 1000 Mbps network connectio n. Flashing Amber Port has establishe d a valid 10 or 100 Mbps network co nnection and traffic is[...]

A BOUT THE T IGE R S WITCH 10/1 00/100 0 1-6 Figure 1-5. SMC8648T System Status LEDs Figure 1-6. SMC8624T System Status LEDs Table 1-2. System Status LEDs LED Condition Status Power On Green The unit’s int ernal power supply is ope rating normally. On Amber There is a fault with the internal power supply. Off The unit has no powe r connected. RPU[...]

D ESCRIPTION OF H ARDW AR E 1-7 Optional Redundant Power Unit SMC provides an optional R edund ant P ower Unit (RPU), SMCRPU600W , that can supply power to the switch in the event of failure of the inter nal power supp ly . Power Supply Receptacles There are t wo pow er receptacl es on th e rear pane l of th e switc h. The stand ard po wer rec epta[...]

A BOUT THE T IGE R S WITCH 10/1 00/100 0 1-8 Featur es and Benefits Connectivity ◆ 24/48 dual-speed ports for ea sy Gigabit Ethernet integration and for prote ction of yo ur investm ent in a lega cy LAN equ ipment. ◆ Auto-neg otiation enables ea ch RJ-45 port to automat ically sel ect the optimum communic ation mode (half or full duplex) if th [...]

F EATURES AND B ENEFITS 1-9 ◆ Broadca st stor m contro l ◆ Desktop o r rack-mou ntable ◆ Limited li fetime w arranty Management ◆ “At-a-gl ance” LEDs fo r easy troubles hooting ◆ Network managemen t agent: • M anages the s witch in-band or out-of-ban d • Supports Teln et, SNMP /RMON an d Web-base d interfac e[...]

A BOUT THE T IGE R S WITCH 10/1 00/100 0 1-10[...]

2-1 C HAPTER 2 N ETWORK P LANNING Introd uction t o Switc hing A network switch allows s imultaneous transmissio n of mu ltiple packets via non-cros sbar switching . This me ans that it can par tition a network more effici ently th an bridges o r routers . The switc h has, therefo re, b een recogniz ed as one of the most impor tant bu ilding blo ck[...]

N ETWORK P LANNING 2-2 Application Ex amples The Tig erSwitch 10/100/1000 is not only designed to segment y our network, but a lso to pr ovide a wi de rang e of opt ions in se tting up ne twork conne ctions and linking V LANs . Some t ypical applications are desc ribed below . Collapsed Backbone The Tige rSwitch 10/100/1000 is an ex cellent choice [...]

A PPL ICAT ION E XAM PLES 2-3 Network Aggregation Plan With 24/48 parallel bridging ports (i.e., 24/48 dist inct collision domains ), the Giga bit Ether net Switch can collaps e a complex network down into a sing le effi cient bridged node , increas ing ov erall ban dwidth a nd through put. In the figure below , the 10/100/1000B ASE-T ports on the [...]

N ETWORK P LANNING 2-4 Remote Connections with Fiber Cable Fiber op tic techn olog y a llows for lo nger cabling than any other me dia type. A 1000BASE-SX (MMF) link can connect to a site up to 550 meters away , and a 1000B ASE -LX (SMF) link can run up to 5 km. T his allows the Giga bit Ether net Swit ch to ser ve as a collaps ed backbone, providi[...]

A PPL ICAT ION E XAM PLES 2-5 Makin g VLAN Connec tions This s witch supp orts VLANs whic h can b e use d to or ganize any group of network node s into se para te broad cast domains. VLANs co nfine broadc ast traffic to th e originat ing g roup , and can elim inate br oadcast stor ms in large networks . T his provide s a more s ecure and c leaner n[...]

N ETWORK P LANNING 2-6 Applicati on Notes 1. Full-duplex operation on ly applies to point -to-point access (s uc h as when a switc h is atta ched to a w orkstation, ser v er or another switch). When the switc h is con nected t o a hub , both device s must operate in half-duplex mode. 2. A void using f low contr ol on a por t conne cted to a hu b un[...]

3-1 C HAPTER 3 I NSTALLING THE S WITCH Selecting a Site TigerSwitch 10/100/1000 units can be mounted in a standard 19-inch equipment rack or on a flat surface. Be sure to follo w the guidelines below when c hoosing a locat ion. ◆ The site should: • b e at the cen ter of all t he devices yo u want t o link and n ear a power outlet. • be able t[...]

I NS TAL LI NG THE S WITCH 3-2 Ether net Cabl ing T o e nsure proper operation when installing the sw itch into a network, make sure tha t the current cables are suitab le for 10B ASE-T , 100B ASE-TX or 1000BASE-T operation. Chec k the following criteria agains t the cu r rent i nstal latio n of y our ne tw ork: ◆ Cable type: Uns hielded twisted [...]

E QUIPMENT C HECKLIST 3-3 Equipm ent Ch ecklis t After unpacking the TigerSwitch 10/100/1000, chec k the contents to be sure you h ave received all the comp onents. Then , befo re begin ning th e installation, be sure you hav e all othe r necessar y installation equipment. Package Contents ◆ TigerSwitch 10/100/1000 unit (SMC8624T or SMC8648T) ◆[...]

I NS TAL LI NG THE S WITCH 3-4 Mountin g A TigerSwitch 10/100/1000 unit can be mounted in a standard 19-inc h equipmen t rac k or on a deskto p or she lf. M ounting instructions fo r each type of si te follow . Rack Mounting Bef ore r ack m ounti ng t he sw itch, pay p articular attentio n to the following factors: ◆ Temperature : Since t he temp[...]

M OUNTING 3-5 T o rack-mount devices : 1. Attac h the brack ets to the d evice usin g the s crews pr ovide d in the Bracket Mounting K it. Figure 3-2. Attaching the Brackets 2. Mount the device in the ra ck, using four rack-mount ing screws (not provided ). Figure 3-3. Installing the Switch i n a Rack TigerSw itc h 10/100/1000 8648T R P U T i g e r[...]

I NS TAL LI NG THE S WITCH 3-6 3. If installing a single switch only , turn to “Connecting t o a P ower Sour ce” a t the end o f this chapter. 4. If installing multiple swit ches , moun t them in the rack, one below the other, in any or der. 5. If also installing RPUs , m ount them in the rack below the other devices . Desktop or Shelf Mounting[...]

M OUNTING 3-7 Installing an Optional SFP Transceiver int o the Switch Figure 3-5. Inserting an SFP Transceiver into a S lot T o in stall an SFP transceiv er, do the follo wing: 1. Cons ider ne tw ork an d cabling require ments to select an appr opriate SFP tr anscei ver type . 2. Insert th e transc eiv er with the optical connector facing outw ard [...]

I NS TAL LI NG THE S WITCH 3-8 Connect ing to a Power Source T o connect a device to a p ow er sourc e: 1. Insert th e pow er cable plug di rectly int o the receptac le located at the back of th e dev ice. Figure 3-6. Power Receptacle 2. Plug t he other e nd of th e cable in to a grounded, 3-pin soc ket. Note: For interna tional use, you may need t[...]

C ONNECTING TO THE C ONSOLE P ORT 3-9 Connect ing to the Co nsole Po rt The DB-9 seria l port on the swit ch’ s front panel is used to co nnect to th e switc h for ou t-of-ban d consol e config uratio n. The on-boa rd confi guration prog ram can be accesse d from a te r min al or a PC r unnin g a ter min al emu lation p rogram. The pin assig nmen[...]

I NS TAL LI NG THE S WITCH 3-10[...]

4-1 C HAPTER 4 M AKING N ETWORK C ONNECTI ONS Connect ing N etwork Devices The Tig erSwitch 10/100/1000 is designed to in terconnect multiple segments ( or collision dom ains). It can b e connected to ne twork cards in PCs and servers , as well as to hubs , switc hes or router s . It ma y also be conne cted to device s using op tional SFP transc ei[...]

M AKIN G N ETWORK C ONNECTIONS 4-2 Connecting to PCs, Ser vers, Hubs and Switches 1. Atta ch one end of a twi sted-pa ir cab le seg ment to th e dev ice’ s RJ-4 5 conne ctor. Figure 4-1. Making Twisted-Pair Connections 2. If the device is a PC card and the switc h is in t he wiring closet, att ach the ot her end of t he cabl e segmen t to a mod u[...]

T WISTED -P AIR D EVIC ES 4-3 Network Wiring Connections T oday , the p unc h-dow n bloc k is an i ntegral part of many of th e newe r equip ment racks. It is actually pa r t of the pa tch panel. In str uction s for making connec tions in th e wiri ng close t with this type of equip ment follows . 1. Atta ch one en d of a pa tch cable to an availab[...]

M AKIN G N ETWORK C ONNECTIONS 4-4 Fiber Optic SFP Devices An optional Gigabit SFP transceiv er (1000BASE-SX, 1000B ASE-LX or 1000B ASE-LH) can be used for a backbone connection between swi tches , or for co nnect ing to a high-spe ed ser ver . Each m ultimode fiber optic port requires 50/125 or 62.5/125 micron mul timode f iber opt ic cabli ng wit[...]

F IBER O PTIC SFP D EVIC ES 4-5 3. Connect one en d of the cab le to the LC port on the switc h and th e other end to the LC port on the ot her device . Since LC con nectors ar e ke yed, the cab le can b e attac hed in only on e orient ation. Figure 4-3. Making LC Port Connections 4. As a co nnection is made , check the green Link LED on the s witc[...]

M AKIN G N ETWORK C ONNECTIONS 4-6 Connect ivity Rule s Whe n adding hubs (re peat ers) to your network, ple ase follow the connec tivit y r ules l isted in the man uals for these p roducts . Ho wev er, not e that becaus e swit ches br eak up the pa th for connec ted de vice s into separate c ollision do mains , you should n ot include th e switch [...]

C ONNECTIVITY R ULES 4-7 100 Mbps Fast Ethernet Collision Domain 10 Mbps Ethernet Collision Domain Table 4-3. Maximum 1000BASE-LX Fiber Optic Cable Distance Fiber Diameter Fiber Bandw idth Cable Length Range Connector 9/125 micr on single-mode fi ber N/A 2 m - 5 km (7 ft - 3.2 miles) LC Table 4-4. Maximum 1000BASE-ZX Fiber Optic Cable Distance Fibe[...]

M AKIN G N ETWORK C ONNECTIONS 4-8 Cable Labe ling and Conne ction Recor ds When plannin g a netw ork ins tallation, it is essential to label th e opposing ends of cables and to record where each cable is connected. Doin g so will enable y ou to easily lo cate inter -connected de vices , isolat e faults a nd chan ge your top olog y wit hout need fo[...]

A-1 A PPENDIX A T ROUBLESHOOTING Diagnosi ng Switch Indicato rs Table A-1. Troublesh ooting Chart Symptom Action Power LED is Off • Check con nections between the switch, the power cord, and the wall ou tlet. • Contact your dea ler for assistance. • Contact SMC Technic al Support. Diag LED is On Amber • Try power cycling the switch to clear[...]

T R OUBLESHOOTING A-2 Power and Cooling Problems If the power indi cator does not tur n on whe n the power cord is pl ug g ed in, you m ay ha ve a pr oblem wit h the po wer outl et, po wer c ord, or internal power supply . However , if the unit powers off after ru nning for a while, check for lo ose power co nnect ions, power losses or surg es at t[...]

B-1 A PPENDIX B C ABLES Twiste d-Pair Ca ble and Pin A ssignments Caution: DO NOT pl ug a phon e jack connector into any RJ-45 po rt. Use only twisted- pair cables with RJ -45 connectors t hat conf orm with FCC sta ndards. F or 10B ASE-T/100BASE-TX connections , a twisted-pair cable must have two pairs of wires . Each wire pair is identified by two[...]

C ABL ES B-2 10BASE-T/100BASE-TX Pin Assign ments Use unshielde d twisted-pair (UTP) or s hielded twisted-pa ir (STP) cable for RJ-45 connections: 100-ohm Catego ry 3 or better cable for 10 Mbps connections , or 100-ohm Categ or y 5 or be tter cable for 100 Mbps or 1000 Mbps connections . Also be sure that the length of any twisted-pair connection [...]

T WISTED -P AIR C ABL E AND P IN A SSIGNMENTS B-3 Straight-Through W iring If the twiste d-pair cable is to jo in two ports and on ly one of the por ts has an inter nal cr ossover (MDI-X), the tw o pairs of w ires must be strai ght-th rough. (When a uto-ne gotia tion is enabl ed for a ny RJ-4 5 port on this s witch, you can us e either s traight-th[...]

C ABL ES B-4 Crossov er Wiring If the t wisted-pa ir cable is t o join two port s and eit her both p ort s are labeled with an “X” (M DI-X) or neithe r port is labele d with an “X” (MDI), a crossover must be implem ented in the wirin g . (W hen auto -nego tiati on is enab led fo r any RJ -45 po rt on thi s switch, you can use either s traig[...]

T WISTED -P AIR C ABL E AND P IN A SSIGNMENTS B-5 1000BASE-T Cable R equirements All Catego ry 5 UTP cables that are used for 100B ASE-TX connections should also wo rk for 1000B A SE-T , providing that all four wire pairs are connected. Howev er, it is recommended that for all critical c onnections, or any new cable inst allations , Categor y 5e (e[...]

C ABL ES B-6 Adjusting Existing Category 5 Cabling to Run 1000BASE-T If y our exi sting Category 5 install ation do es not meet one o f the te st parameters for 1000B A SE-T , there are basically three measu res that can be applie d to try and correct th e prob lem: 1. R eplace any Categor y 5 patch ca bles with hig h-perf or mance Categor y 5e or [...]

C-1 A PPENDIX C S PECIFI CATIO NS Physical Chara cteristics Port Config uration SMC8624T 10/100/100BASE-T P or ts 1-24 1000B A SE-T : 10/100 Mbps , half/full duplex 1000 Mbps, full d uplex SFP P orts 21-24 1000B ASE-X: 1000 Mbps, full duplex SMC8648T 10/100/100BASE-T P or ts 1-48 1000B ASE-T: 10/100 Mbps , half/full duplex 1000 Mbps, fu ll duplex S[...]

S PECI FIC ATIO NS C-2 Data P a cket Bu f fer 2 Mb ytes Aggregate Bandwidth SMC8624T: 48 Gbps SMC8648T: 96 Gbps Switchin g Database 16K MA C address entries LEDs System: P ower (P ower Supply), Diag (Dia gnostics), RPU (Redundant P ow er Unit) Po r t : L i n k / A c t i v i t y We i g h t 4.3 kg (9.46 lbs) Size 44.0 x 41.5 x 4.4 cm (17.4 x 16.3 x 1[...]

S WITCH F EAT UR ES C-3 Maximum Cur r ent SMC8624T: 1.2 A @ 110 V A C, 0.6 A @ 240 V AC SMC8648T: 1.3 A @ 110 V A C, 0.6 A @ 240 V AC Switch Features F orwa rding Mode Store-and-fo rward Throughput Wire speed Flow Co ntrol Full Duplex: IEEE 802.3x Half Duplex: Ba ck pressure Standards IEEE 802.3 Ethernet IEEE 802.3u F ast Ether net IEEE 802.3z and [...]

S PECI FIC ATIO NS C-4 Compliances CE Mark Emissions FCC Class A Indus tr y Can ada Cl ass A EN55022 (CISPR 22) Class A EN 61000-3-2/3 V CCI Class A C-Tick - AS/NZS 3548 (1995) Class A Immunity EN 61000-4-2/3/4/5/6/8/11 Safety CSA/NRTL (CSA 22.2.950 & UL 1950) EN60950 (TUV/GS) Warranty Limited Lifetime[...]

D-1 A PPENDIX D O RDERING I NFORMATION TigerSwitch 10/ 100/1000 Products and Acces sories Product Numb er Description SMC8648T 48 10/100/1000BASE -T ports switch with four Gigabit com bination ports with RJ-45 connectors and associa ted SFP transceiver slots SMC8624T 24 10/100/1000BASE -T ports switch with four Gigabit com bination ports with RJ-45[...]

O RDERING I NFOR MATION D-2[...]

Glossary-1 G LOSSA RY 10BASE-T IEEE 802.3 specification for 10 Mbps Ethernet ov er two pairs of Category 3 or be tter U TP cabl e. 100BASE-TX IEEE 802.3u specification for 100 Mbps F ast Ethernet over tw o pairs of Category 5 or be tter U TP cabl e. 1000BASE-SX IEEE 802.3z specification for Gig abit Ether net ov er two strands of 50/125 or 62.5/125[...]

G LOSSAR Y Glossary-2 Bandwidth The differ ence betw een th e high est and low est frequ encies av aila ble for network signals. Also sy nonymou s with wir e speed, the actu al spee d of the data trans miss ion al ong t he cab le . Collis ion A condit ion in w hic h pack ets tr ansmi tted ov er the cable i nterfere with each other . Their interfere[...]

G LOSSAR Y Glossary-3 Gigabit Ethernet A 1000 Mbps network comm unication system based on Ethernet and the CSMA/CD access method. Full Duplex T ran smission meth od that al lows two netw ork devi ces to tra nsmit and recei v e concurrently , effectiv ely doubling the ba ndwidth of that link. IEEE Inst itute of E lectrical and Elec tronic Engineer s[...]

G LOSSAR Y Glossary-4 LED Light emitting d iode use d for mon itoring a devic e or network co ndition. Local Area Network A group of i nterco nnected computers and supp ort devices . Media Access Control (MAC) A portio n of the netw orking pr otoc ol that g o ve rns access t o the transmission medium, facilitating the exchange of data between netwo[...]

G LOSSAR Y Glossary-5 TIA T elecommunication s Industr y Associatio n Transmission Control Protocol/Internet Protocol (TCP/IP ) Proto col suit e that inc ludes TC P as the primar y tr anspor t pr otocol, and IP as the netw ork la yer prot ocol. UTP Unshielded twiste d-pair cable. Virtual LAN (VLAN) A Virtual L AN is a col lectio n of netw ork nodes[...]

G LOSSAR Y Glossary-6[...]

Index-1 Numerics 10 Mbps connect ivity rules 4-7 1000BASE-LX fiber cable le ngths 4-7 1000BASE-SX fiber cable le ngths 4-6 1000BASE-T ports 1-3 1000BASE-ZX fiber cable le ngths 4-7 100BASE cable lengths 4-7 100BASE-TX ports 1-3 10BASE-T ports 1-3 A accessories, ordering D-1 adhesive feet, attaching 3-6 air flow requirements 3-1 applicati ons centra[...]

I NDE X Index-2 rack mounting 3-4 RPU in racks 3-6 site requirements 3- 1 wiring close t connecti ons 4-7 L laser safety 4-4 LED indicators Diagnost ic 1-7 Link 1-5 Power 1-6 problems A-1 RPU 1-6 location requirements 3-1 M manageme nt agent 1-2 features 1-9 SNMP 1-2 mounting the switch in a rack 3-4 on a desktop or sh elf 3- 6 multimode fibe r opt[...]

I NDEX Index-3 status LED s 1-4 surge suppress or, using 3-1 switch architec ture 1-2 switching, introductio n to 2-1 T tem pera tur e wit hin a r ac k 3-4 trouble shooting in-band a ccess A-2 power and cooling problems A-2 switch indicators A-1 twisted-pair con nections 4-1[...]

I NDE X Index-4[...]

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38 T esla Irvine, CA 92618 Phone: (9 49) 679-8000 Model Numbe rs: SMC8624T , SMC86 48T Pub. Numb er: 1502000 41100A E032 004-R01 FOR TECHNICAL SUPPOR T , CALL: From U.S.A. an d Canada (2 4 hours a day , 7 days a week) (800) SMC-4-YOU; (94 9) 679-8000; F ax: (949 ) 679-1481 Fro m Euro pe: Contac t de tail s can be fo und o n www .smc-europ e.com or [...]