SMC Networks SMC8126L2 manual

INS T ALLA TION GUIDE Tige rSwitch TM 10 /100 /1000 2 6-Port Gigabit Managed Swit ch SMC812 6L2 ta[...]

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20 Mason Ir vine, CA 92618 Phone: (949) 67 9-8000 Tige rSwitch 10/100/1000 Installation Guide F rom SMC’ s Tiger line of f eature-rich wor kgroup LAN solutions July 2007 Pub. # 150200 062800A E072007-AP- R01[...]

Information furnished by SMC Networ ks, Inc. (SMC) is believed to be accurate and reliable. However , no re sponsibility is as sumed by SMC for its use, nor for any infringements of patents or other rights of third p arties w hich may result from its use. No license is granted by im plication or otherwise under any patent or patent rights of SMC. S[...]

i Compliances and Safety Warnings FCC - Class A This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to part 15 of the FCC Rules. These lim its are designed to provide reasonable protection against harmful interfer ence when the equipment is o perated in a commercial environment. This equipment g[...]

ii CE Mark Declaration of Conformance for EMI and Safety (EEC) This information technology equipment comp lies with the requirements of the Council Directive 89/336/EEC on the Approximation of t he laws of the Member St ates relating to Electromagnetic Compatibility and 73/23/EEC fo r electrical equipment used within cert ain voltage limits and the[...]

iii Safety Compli ance W arning: Fiber Optic Port Safety Avertissment: Port s pour fibres optiques - sécurité sur le plan optique W arnhi nweis: Faseroptikanschlüsse - Optische Sicherhei t PSE Alarm 本製品に同梱いたしております 電源コードセットは、 本製品専用です。本電源コード セットは、本製品以外?[...]

iv Important! Before making connections, make sure you have the correct cord set. Check it (read the label on the ca ble) against the following: Veuillez lire à fond l'information de la sécuri té suivante avant d'installer le Switch: A VERTISSEMENT : L ’installation et la dépose de ce groupe doivent être confiés à un personnel qu[...]

v France et Pérou uniquement: Ce groupe ne peut pas être alimenté par un dispositif à impédance à la terre. Si vos alimentations sont du type impédance à la terr e, ce groupe doit être alimenté par une tension de 230 V (2 P+T) par le biais d’un transformateur d’isolement à rapport 1:1, avec un point secondaire de connexion portant l?[...]

vi Warnings and Cautionary Me ssages Warnings (in Germa n) Stromkabel . Dies muss von dem Land, in dem es benutz t wird gep rüft werden: Schweiz Dieser Stromste cker muß die SEV/A SE 10 11Bestimmungen ei nhalt- en. Europe Das Netzkabel muß vom Typ HO3VVF3G O.75 (Mindest anforderun g) sein und die Au fs chrift <HAR> oder <BAS EC> trag[...]

vii Environme ntal Statem ent The manufacturer of this product endeavours to sustain an environme n tally-friendly policy throughout the entire production process. Th is is achieved though the following means: • Adherence to nationa l legislation and regul ations on environme ntal production standards. • Conservation of opera tional resources. [...]

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ix Contents Chapter 1: Intr od uction 1-1 Overview 1-1 Switch Architecture 1-2 Network Management Options 1-2 Description of Hardware 1-3 10/100/1000BASE-T Ports 1-3 SFP Slots 1-3 Port and System Status LEDs 1-3 Power Supply Socket 1-5 Features and Benefits 1-5 Connectivity 1-5 Expandability 1-5 Performance 1-5 Management 1-6 Chapter 2: Networ k Pl[...]

x Contents Chapter 4: Making Network Connectio ns 4-1 Connecting Network Devices 4-1 Twisted-Pair Devices 4-1 Cabling Guidelines 4-1 Connecting to PCs, Servers, Hubs and Switches 4-2 Network Wiring Connections 4-2 Fiber Optic SFP Devices 4-3 Connectivity Rules 4-4 1000BASE-T Cable R equirements 4-5 1000 Mb ps Gig abit Ethernet Collision Domain 4-5 [...]

xi Contents Appendix D: Or dering Information D-1 Glossary Index[...]

xii Contents[...]

xiii Tables Table 1-1 Port Status LEDs 1-4 Table 1-2 System Status LEDs 1-4 Table 3-1 Serial Cable Wiring 3-7 Table 4-1 Maximum 1000BASE-T Gigab it Ethernet Ca ble Length 4-5 Table 4-2 Maximum 1000BASE-SX Giga bit Ethernet Cable Length 4-5 Table 4-3 Maximum 1000BASE-LX Gigabit Ethernet Cable Length 4-5 Table 4-4 Maximum 1000BASE-ZX Gi gabit Etherne[...]

xiv Figures Figure 1-1 Front Panel 1-1 Figure 1-2 Rear Panel 1-1 Figure 1-3 Port LEDs 1-3 Figure 1-4 System LEDs 1-4 Figure 1-5 Power Supply Socket 1-5 Figure 2-1 Collapsed Backbone 2-2 Figure 2-2 Network Aggregation Plan 2-3 Figure 2-3 Remote Connecti ons with Fiber Cable 2-4 Figure 2-4 Making VLAN Connections 2-5 Figure 3-1 RJ-45 Connections 3-2 [...]

1-1 Chapter 1: Introduction Overview The T igerSwitch 10/100/10 00, SMC8126L2, is an intelligent Lay er 2 switch with 26 10/100/1000BASE-T port s , four of which are comb ination port s * t hat are s hared with four SFP transceiver slots (see Figu re 1-1, Ports 21-24 ). The SMC8126L2 includes an SNMP-based manage ment agent embedded on the main boa[...]

Introduction 1-2 1 Switch Architecture The SMC8126L2 employs a wire-sp eed, non -bloc kin g swit chi ng fab ri c. Th is p ermit s simulta neous wire-speed tr ansport of multiple p ackets at low latency on al l ports. It also features full -dupl ex capability on all port s, which effectively doubles t he bandwidth of each connection. This switch use[...]

Description of Hardware 1-3 1 Description of Hardware 10/100/1000BASE-T Ports The SMC8126L2 contai ns 26 RJ-45 ports that operate at 10 Mbp s or 100 Mbps, half or full duplex, or at 1000 Mbps, full dupl ex. Because all ports on th is switch support automatic MDI/MDI-X operati on, you can use strai ght-t hrough cabl es f or all network connections t[...]

Introduction 1-4 1 Figure 1-4 System LEDs Table 1-1 Port Status LEDs Label Color Description Link/Activity/ Speed On/Flashing Amber Port has a valid link at 10 o r 100 Mbps. F lashing indicates activit y . On/Flashing Green Port has a valid link at 1000 Mbps. Flashing indicates ac tivity . Off There is no valid link on the port. Port 21/22/23/ 24 G[...]

Features and Benefi ts 1-5 1 Power Supply Socket The power socket is on the rear pane l. The stand ard power socket is for the AC power cord . Figure 1-5 Power Supply Socket Features and Benefits Connectivity • 26 10/100/1000 Mbp s ports for easy Gigabi t Ethernet integrat ion and for protection of your investment in legacy LAN equipment. • Aut[...]

Introduction 1-6 1 Management • “At-a-glance” LEDs for easy troubleshoo ting • Network management agent: - Manages switch in-band or out-of- band - Supports console, Telnet, SSH, SNMP v1/v2c/v3, RMON (4 groups) and web-based interface[...]

2-1 Chapter 2: Network Planning Introduction to Switching A network switch al lows simult aneous transmission of mult iple p ackets v ia non-crossbar switching. Th is means that it can p artition a netwo rk more effi ciently than bridges or routers. These switches have, t herefore, been recogni zed as one of the most import ant building blocks for [...]

2-2 Network Planning 2 Application Examples The SMC8126L2 is not only design ed to segment your network, but also to provide a wide range of options in sett ing up network connections. Some typical applications are described bel ow . Collapsed Backbone The SMC8126L2 is a n excellent choice for mixed Ethernet, Fast Ethernet, an d Gigabit Etherne t i[...]

2-3 Application Exampl es 2 Network Aggregation Plan With 26 paral lel bridging port s (i.e., 26 distinct col lision domains), a switch can collapse a complex network down into a single ef ficient bridged node, increasing overall bandwid th and throughput. In the fi gure below , the 10/100/1000BASE-T port s are providing 1000 Mbps connectivity t hr[...]

2-4 Network Planning 2 Remote Connections with Fiber Cable Fiber optic tec hnology allows for longer c abling than a ny other media t ype. A 1000BASE-SX (MMF) link can connect to a site up t o 550 met ers away , a 1000BASE-LX (SMF) link up to 5 km, and a 1000BASE-ZX lin k up to 100 km. This allows a switch to serve as a coll ap s ed backb one, prov[...]

2-5 Application Exampl es 2 Making VLAN Connections This switch support VLANs which can be used to organi ze any group of network nodes into se parate broadc ast domains. VLANs confine broadcast traff ic to the originating g roup, and can el iminate broadcast storms in large ne tworks. This provides a more secure and clean er network environment. V[...]

2-6 Network Planning 2 Application Notes 1. Full-duplex operat ion only appli es to point-t o-point access (such as when a switch is attac hed to a workstation, server or another switch). When the switch is connected to a hub , bot h devices must opera te in half-duplex mode. 2. For network applications that requi re rout ing between dissimi lar ne[...]

3-1 Chapter 3: Installing the Switch Selecting a Site The SMC8126L2 can be mounted in a st andard 19-inch equipment rack or on a flat surface. Be sure to foll ow the guide lines below wh en choosing a location. • The site should: - be at the center of all the devices you want to link and near a power outlet. - be able to maintain its temperat ure[...]

3-2 Installing the Switch 3 Figure 3-1 R J-45 Connections Equipment Checklist After unpa ckin g the switch, check the content s to be sure you have received all the components . Then, before begi nning the inst allation, be sure you have all o t her necessary inst allation equipment. Package Contents • TigerSwitch 10/100/ 100 0, SMC8126L2 • Fou[...]

3-3 Mounting 3 Mounting This switch can be mounted in a st andard 19-inch equ ipment rack or on a de sktop or shelf. Mount ing instructions for each type of site foll ow . Rack Mounting Before rack mounting the switch, pay p articular att ent ion to the following factors: • Temperature: Since the tempe rature within a rack assemb ly may be higher[...]

3-4 Installing the Switch 3 2. Mount the device in the rack, usi ng four rack-mounting screws (not provide d). Figure 3-3 Installing the Switch in a Rack 3. If install ing a single switch only , turn to “Connecting to a Power Sourc e” at th e end of this chapter . 4. If inst all ing multiple switch es, mount them in the rack, one below th e oth[...]

3-5 Installing an Optiona l SFP Transceiver 3 3. If inst alling a single switch only , go to “Connecting to a Power Source” at the end of this chapter . 4. If inst alling multipl e switches, att ach four adhesi ve feet to each one. Pl ace each device squarely on top of t he one below , in any order . Installing an Optional SFP Transceiver Figur[...]

3-6 Installing the Switch 3 Connecting to a Power Source T o connect a device to a power source: 1. Insert the po wer cable plug directly into the socket l ocated at th e back of the device. Figure 3-6 Power Socket 2. Plug the other end of the c able into a ground ed, 3-pin, AC power source. Note: For international use, you may need to change t he [...]

3-7 Connecting to the Con sole Port 3 Wiring Map for Serial Cable The serial port’ s configuration requirement s are as follows: • Default Baud rate—9, 600 bps • Character Size—8 Characters • Parity—None • Stop bit—One • Data bits—8 • Flow control—none Table 3-1 Seri al Cable Wiring Switch’ s 8-Pin Serial Port Null Modem[...]

3-8 Installing the Switch 3[...]

4-1 Chapter 4: Making Network Connections Connecting Network Devices The SMC8126L2 is designed to int erconnect multiple network segment s (or collision domains). It can be connected to network cards in PCs and servers, as well as t o hubs, switches or route rs. It may also be connected to devices using optio nal SFP transceivers. Twisted-Pair Devi[...]

4-2 Making Network Conne ctions 4 Connecting to PCs, Servers, Hubs and Switche s 1. Attach one end of a twisted-pa ir cable segment to the devic e’s RJ -45 connector . Figure 4-1 Making Twisted-Pai r Connections 2. If the device is a PC card and the switch is in th e wiring cl oset , att ach the other end of the cabl e segment to a modular wal l [...]

4-3 Fiber Optic SFP Devices 4 Figure 4-2 Network Wir in g Connections Fiber Optic SFP Devices An optional Gigabit SFP t r ansceiver (1000BASE-SX, 1000BASE-LX or 1000BASE-ZX) can be used for a backbone connectio n between switches, or for connecting to a high-sp eed server . Each single-mode fiber po rt requires 9/125 micron singl e-mode fiber optic[...]

4-4 Making Network Conne ctions 4 1. Remove and keep the LC port’ s rubber cover . When not connected to a fiber cable, the rubber cove r should be replaced to pro tect the optics. 2. Check that the fiber terminat ors are clean. Y ou can clean the cable pl ugs by wiping them gently wi th a clean tissue or cotto n ball moistened with a li ttle eth[...]

4-5 Connectivity Rules 4 1000BASE-T Cable Requirements All Category 5 UTP cables that are used for 100BASE-TX con nections should also work for 1000BASE-T , providing that a ll four wi re p ai rs are con nected. Howev er , it is recommended that for all cri tical connections , or any new cable instal lations, Category 5e (enhanced Cat egory 5) or C[...]

4-6 Making Network Conne ctions 4 10 Mbps Ethernet Collision Domain Cable Labeling and Connection Records When planning a network inst allation, it is essential to label the opposing ends of cables and to record where each cable is co nnected. Doing s o will enable you to easily locate int er-connected devices, iso late faults an d change your topo[...]

A-1 Appendix A: Troubleshooting Diagnosing Switch Indicators Power and Cooling Problems If the power indicator doe s not turn on when the power cord is plugged in, you may have a problem with the power out let, power cord, or inte rn al power supply . However , if the unit powers of f after running for a while, che ck for loose power connections, p[...]

A-2 Troubleshooting A In-Band Access Y ou can access the management agent in the switch from anywhere wit hin the attache d network using T elnet, a W eb browser , or other network manag ement software too ls. However , you must first configure the switch with a valid IP addres s, subnet mask, and defaul t ga teway . If you have trouble esta blishi[...]

B-1 Appendix B: Cables Twisted-Pair Cable and Pin Assignments For 10/100BASE-TX connections, the twi s ted-pair ca ble must have two pai rs of wires. For 1000BASE-T connect ions the twis ted -pair cable must have f our pairs of wires. Each wi re pai r is identif ied by two d ifferen t colors. For exampl e, one wire might be green and the other , gr[...]

B-2 Cables B Straight-Through Wiring If the twisted-p air cable is to join two ports and onl y one of the ports has an in ternal crossover (MDI-X), the two pairs of wires must be straight-through. (When auto-negoti ation is enab led for any RJ-45 po rt on these swit ches, you can us e either straight-through or c r ossover cable to connect to any d[...]

B-3 T wisted-Pair Cable a nd Pin Assignments B Y ou must connect all four wi re pairs as shown in th e following diagram to suppo rt Gigabit Ethernet connec tions. Figure B-3 Crossover Wiri ng 1000BASE-T Pin Assignments All 1000BASE-T ports support auto matic MDI/MDI-X operati on, so you can use straight-through cables f or all network connections [...]

B-4 Cables B Cable Testing for Existing Category 5 Cable Instal led Category 5 cabling must p ass tests for Attenuation, Near-End Crosst alk (NEXT), and Far-End Crosstal k (FEXT). This cable testing informati on is specified in the ANSI/TIA/EIA-TSB-67 st andard. Additionally , cables must also pass test parameters for Re tu rn Loss and Equal-Level [...]

C-1 Appendix C: Specifications Physical Characteristics Ports 22 10/100/1000BASE-T , with auto-negotiatio n 4 10/100/1000BASE-T shared with 4 SFP transcei ver slots Network Interface Ports 1-26: RJ-45 connector , auto MDI/X 10BASE-T : RJ-45 (100-ohm, UTP cable; Category 3 or better) 100BASE-TX: RJ-45 (100-ohm, UTP cable; Category 5 or bett er) 1000[...]

C-2 Specifications C AC Input 100 to 240 V , 50-60 Hz, 1.5A Power Supply Internal, auto-rangin g transformer: 100 to 240 V AC, 50 to 60 Hz Power Consump tion 38 W atts Maximum Current 0.25 A @ 1 15 V AC 0.12 A @ 230 V AC Switch Features Forwarding Mode S tore-and-forward Throughput Wire speed Flow Control Full Duplex: IEEE 802 .3x Half Duplex: Back[...]

C-3 Compliances C Ethernet, Fast Ethernet , Gigabit Et hernet Full-duplex flow co ntrol IEEE 802.1D S panning T ree Protocol IEEE 802.1w Rapid S panning T ree Protocol IEEE 802.1s Multiple S panning T ree Protocol IEEE 802.1Q V irtual LAN ISO/IEC 8802-3 CSMA/CD Compliances CE Mark Emissions FCC Class A Industry Canada Class A EN55022 (CISPR 22) Cla[...]

C-4 Specifications C[...]

D-1 Appendix D: Ordering Information Table D-1 TIger Switch 10/100/ 1000 Products an d Accessories Product Number Description SMC8126L2 26-port Gigabit mana ged swit ch SMCBGSLCX1 Single -port 1000BASE-SX Small Form Pluggable (SFP) mini-GBIC transceiver SMCBGLLCX1 Single-port 1000BASE-LX Small Form P luggable (SFP) mini-GBIC transceiver SMCBGZLCX1 [...]

Ordering Information D-2 D[...]

Glossary-1 Glossary 10BASE-T IEEE 802.3 sp ecification f or 10 Mbps Ethernet ov er two pai rs of Categ ory 3, 4, or 5 UTP cable. 100BASE-TX IEEE 802.3u specificat ion for 100 Mbp s Fast Ethernet over two pairs of Category 5 or better UTP cable. 1000BASE-LX IEEE 802.3z specifica tion for Gigabit Ethernet over two strands of 50/125, 62.5/125 or 9/125[...]

Glossary Glossary-2 CSMA/CD CSMA/CD (Carrier Sense Multiple Access/Col lision Detect) is the communicat ion method employed by Ethe rnet, Fast Ethernet, or Gigabit Ethernet. End Station A workstati on, server , or other device that does not forward traff ic. Ethernet A network communicati on system devel oped and st andardized by DEC, Intel, and Xe[...]

Glossary-3 Glossary IEEE 802.3z Defines CSMA/CD access met hod and physical layer specific ations for 1000BASE Gigabit Ethernet. (No w incorpor ated in IEEE 802.3-2005.) LAN Segment Separate LAN or collisi on domain. LED Light emitting diod e used for monitoring a device or network condi tion. Local Area Network (LAN) A group of int erconnected com[...]

Glossary Glossary-4 Transmissi on Contr ol Prot ocol/Internet Protocol (TCP/IP) Protocol suite that i ncludes TCP as the primary transport prot ocol, and IP as the network layer protocol. UTP Unshielded twist ed-pair cabl e. Virtual LAN (VLAN) A Virtual LAN is a collect ion of network nodes that share the same coll ision domain regardless of their [...]

Index-1 Numerics 100 Mbps connectivity rules 4-5 1000 Mbps connectivit y ru les 4-5 1000BASE-LX fiber cable lengths 4-5 1000BASE-SX fiber cable lengt hs 4-5 1000BASE-ZX fiber cable lengt hs 4-5 1000BASE-T pin assignments B-3 ports 1-2, 1-3 100BASE-TX cable lengths 4-5 ports 1-2, 1-3 10BASE-T ports 1-2, 1-3 10BASE-T/100BASE-TX pin assignments B-1 A [...]

Index Index-2 M management agent 1-2 features 1-6, C-2, C-3 out-of-band 1-2 SNMP 1-2 web-based 1-2 mounting the switch on a desktop or shelf 3-4 multimode fiber optic cab les 4-3 N network connections 4-1 examples 2-2 O ordering information D-1 out-of-band manage ment 1-2 P package contents 3-2 pin assignments B-1 1000BASE-T B-3 10BASE-T/100BASE-TX[...]

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20 Mason • Irvine, CA 92618 • Phn: 949 -679-8000 • www. smc.com SMC812 6L2 TECHNICAL SUPPORT F rom U .S.A. and Can ada (2 4 hours a da y , 7 day s a week) Phn: 800- SMC-4 - Y OU / 949-6 79-8000 Fa x : 9 4 9 - 5 0 2 - 3 4 0 0 ENGLISH T echnic al Support in formation av ailable at www .smc.com FRENCH Inf ormations S upport T echnique sur www .s[...]