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Installation Guide ES4524D Gigabit Ethernet Switch Layer 2 Switch with 20 10/100/1000BASE-T (RJ-45) Ports, and 4 Gigabit Combination Ports (RJ-45/SFP) ES4548D Gigabit Ethernet Switch Layer 2 Switch with 44 10/100/1000BASE-T (RJ-45) Ports, and 4 Gigabit Combination Ports (RJ-45/SFP)
ES4524D ES4548D E112006-CS-R01 150200055800A
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 limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment.
CE Mark Declaration of Conformance for EMI and Safety (EEC) This information technology equipment complies with the requirements of the Council Directive 89/336/EEC on the Approximation of the laws of the Member States relating to Electromagnetic Compatibility and 73/23/EEC for electrical equipment used within certain voltage limits and the Amendment Directive 93/68/EEC.
Safety Compliance Warning: Fiber Optic Port Safety CLASS I LASER DEVICE When using a fiber optic port, never look at the transmit laser while it is powered on. Also, never look directly at the fiber TX port and fiber cable ends when they are powered on. Avertissment: Ports pour fibres optiques - sécurité sur le plan optique DISPOSITIF LASER DE CLASSE I Ne regardez jamais le laser tant qu'il est sous tension.
Important! Before making connections, make sure you have the correct cord set. Check it (read the label on the cable) against the following: Power Cord Set U.S.A. and Canada The cord set must be UL-approved and CSA certified. The minimum specifications for the flexible cord are: - No. 18 AWG - not longer than 2 meters, or 16 AWG.
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 terre, 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’appellation Neutre et avec raccordement direct à la terre (masse).
Stromkabel. Dies muss von dem Land, in dem es benutzt wird geprüft werden: Schweiz Dieser Stromstecker muß die SEV/ASE 1011Bestimmungen einhalten. Europe Das Netzkabel muß vom Typ HO3VVF3GO.75 (Mindestanforderung) sein und die Aufschrift oder tragen. Der Netzstecker muß die Norm CEE 7/7 erfüllen (”SCHUKO”). Warnings and Cautionary Messages Warning: This product does not contain any serviceable user parts.
Environmental Statement The manufacturer of this product endeavours to sustain an environmentally-friendly policy throughout the entire production process. This is achieved though the following means: • Adherence to national legislation and regulations on environmental production standards. • Conservation of operational resources. • Waste reduction and safe disposal of all harmful un-recyclable by-products. • Recycling of all reusable waste content.
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Contents Chapter 1: Introduction Overview Switch Architecture Network Management Options Description of Hardware 10/100/1000BASE-T Ports SFP Slots Port and System Status LEDs Optional Redundant Power Supply Power Supply Sockets Features and Benefits Connectivity Expandability Performance Management Chapter 2: Network Planning Introduction to Switching Application Examples Collapsed Backbone Network Aggregation Plan Remote Connections with Fiber Cable Making VLAN Connections Application Notes Chapter 3: Ins
Contents Chapter 4: Making Network Connections Connecting Network Devices Twisted-Pair Devices Cabling Guidelines Connecting to PCs, Servers, Hubs and Switches Network Wiring Connections Fiber Optic SFP Devices Connectivity Rules 1000BASE-T Cable Requirements 1000 Mbps Gigabit Ethernet Collision Domain 100 Mbps Fast Ethernet Collision Domain 10 Mbps Ethernet Collision Domain Cable Labeling and Connection Records Appendix A: Troubleshooting Diagnosing Switch Indicators Diagnosing Power Problems with the LED
Contents Montage (Rack Mounting Instructions - German) Rack-Montage B-2 B-2 Glossary Index xi
Tables Table 1-1 Table 1-2 Table 3-1 Table 4-1 Table 4-2 Table 4-3 Table 4-4 Table 4-5 Table 4-6 Table A-1 Table A-2 Table B-1 Table B-2 xii Port Status LEDs System Status LEDs Serial Cable Wiring Maximum 1000BASE-T Gigabit Ethernet Cable Length Maximum 1000BASE-SX Gigabit Ethernet Cable Length Maximum 1000BASE-LX Gigabit Ethernet Cable Length Maximum 1000BASE-LH Gigabit Ethernet Cable Length Maximum Fast Ethernet Cable Length Maximum Ethernet Cable Length Troubleshooting Chart Power/RPS LEDs 10/100BASE-T
Figures Figure 1-1 Figure 1-2 Figure 1-3 Figure 1-4 Figure 1-5 Figure 2-1 Figure 2-2 Figure 2-3 Figure 2-4 Figure 3-1 Figure 3-2 Figure 3-3 Figure 3-4 Figure 3-5 Figure 3-6 Figure 3-7 Figure 4-1 Figure 4-2 Figure 4-3 Figure B-1 Figure B-2 Figure B-3 Front Panels Rear Panel Port LEDs System LEDs Power Supply Sockets Collapsed Backbone Network Aggregation Plan Remote Connections with Fiber Cable Making VLAN Connections RJ-45 Connections Attaching the Brackets Installing the Switch in a Rack Attaching the Adh
Figures xiv
Chapter 1: Introduction Overview The Gigabit Ethernet Switches are intelligent Layer 2 switches with 24/48 10/100/ 1000BASE-T ports, four of which are combination ports* that are shared with four SFP transceiver slots (see Figure 1-1, Ports 21-24/45-48). The switches include an SNMP-based management agent embedded on the main board, which supports both in-band and out-of-band access for managing the switch.
1 Introduction Switch Architecture These Gigabit Ethernet switches employ a wire-speed, non-blocking switching fabric. This permits simultaneous wire-speed transport of multiple packets at low latency on all ports. The switches also feature full-duplex capability on all ports, which effectively doubles the bandwidth of each connection. The switches use store-and-forward switching to ensure maximum data integrity.
Description of Hardware 1 Description of Hardware 10/100/1000BASE-T Ports The switches contain 24/48 RJ-45 ports that operate at 10 Mbps or 100 Mbps, half or full duplex, or at 1000 Mbps, full duplex. Because all ports on these switches support automatic MDI/MDI-X operation, you can use straight-through cables for all network connections to PCs or servers, or to other switches or hubs. (See “1000BASE-T Pin Assignments” on page B-3.
1 Introduction System LEDs Console Power 24 RPS Diag Figure 1-4 System LEDs Table 1-2 System Status LEDs LED Condition Status Power Green Internal power is operating normally. Amber Internal power supply failure. Off Power off or failure. Green Redundant power supply is receiving power. RPS Diag Amber Fault in redundant power supply, including thermal or fan failure. Off Redundant power supply is off or not plugged in. Flashing Green System self-diagnostic test in progress.
Features and Benefits 1 Features and Benefits Connectivity • 24 or 48 10/100/1000 Mbps ports for easy Gigabit Ethernet integration and for protection of your investment in legacy LAN equipment. • Auto-negotiation enables each RJ-45 port to automatically select the optimum communication mode (half or full duplex) if this feature is supported by the attached device; otherwise the port can be configured manually. • RJ-45 10/100/1000BASE-T ports support auto MDI/MDI-X pinout selection.
1 1-6 Introduction
Chapter 2: Network Planning Introduction to Switching A network switch allows simultaneous transmission of multiple packets via non-crossbar switching. This means that it can partition a network more efficiently than bridges or routers. These switches have, therefore, been recognized as one of the most important building blocks for today’s networking technology.
2 Network Planning Application Examples The Gigabit Ethernet Switches are not only designed to segment your network, but also to provide a wide range of options in setting up network connections. Some typical applications are described below. Collapsed Backbone The Gigabit Ethernet Switches are an excellent choice for mixed Ethernet, Fast Ethernet, and Gigabit Ethernet installations where significant growth is expected in the near future.
Application Examples 2 Network Aggregation Plan With 24 or 48 parallel bridging ports (i.e., 24 or 48 distinct collision domains), a switch can collapse a complex network down into a single efficient bridged node, increasing overall bandwidth and throughput. In the figure below, the 10/100/1000BASE-T ports are providing 1000 Mbps connectivity through Layer 2 switches. In addition, the switches are also connecting several servers at 1000 Mbps. Server Farm 10/100/1000 Mbps Segments ... ...
2 Network Planning Remote Connections with Fiber Cable Fiber optic technology allows for longer cabling than any other media type. A 1000BASE-SX (MMF) link can connect to a site up to 550 meters away, a 1000BASE-LX (SMF) link up to 5 km, and a 1000BASE-LH link up to 70 km. This allows a switch to serve as a collapsed backbone, providing direct connectivity for a widespread LAN.
Application Examples 2 Making VLAN Connections These switches support VLANs which can be used to organize any group of network nodes into separate broadcast domains. VLANs confine broadcast traffic to the originating group, and can eliminate broadcast storms in large networks. This provides a more secure and cleaner network environment. VLANs can be based on untagged port groups, or traffic can be explicitly tagged to identify the VLAN group to which it belongs.
2 Network Planning Application Notes 1. Full-duplex operation only applies to point-to-point access (such as when a switch is attached to a workstation, server or another switch). When the switch is connected to a hub, both devices must operate in half-duplex mode. 2. For network applications that require routing between dissimilar network types, you can attach these switches directly to a multi-protocol router. 3.
Chapter 3: Installing the Switch Selecting a Site Switches can be mounted in a standard 19-inch equipment rack or on a flat surface. Be sure to follow the guidelines below when choosing a location. • The site should: - be at the center of all the devices you want to link and near a power outlet.
3 Installing the Switch RJ-45 Connector Figure 3-1 RJ-45 Connections Equipment Checklist After unpacking the switch, check the contents to be sure you have received all the components. Then, before beginning the installation, be sure you have all other necessary installation equipment.
Mounting 3 Mounting A switch unit can be mounted in a standard 19-inch equipment rack or on a desktop or shelf. Mounting instructions for each type of site follow. Rack Mounting Before rack mounting the switch, pay particular attention to the following factors: • Temperature: Since the temperature within a rack assembly may be higher than the ambient room temperature, check that the rack-environment temperature is within the specified operating temperature range. (See page C-1.
3 2. Installing the Switch Mount the device in the rack, using four rack-mounting screws (not provided). Figure 3-3 Installing the Switch in a Rack 3. If installing a single switch only, turn to “Connecting to a Power Source” at the end of this chapter. 4. If installing multiple switches, mount them in the rack, one below the other, in any order. 5. If also installing an RPS, mount it in the rack below the other devices. Desktop or Shelf Mounting 1.
Installing an Optional SFP Transceiver 3 3. If installing a single switch only, go to “Connecting to a Power Source” at the end of this chapter. 4. If installing multiple switches, attach four adhesive feet to each one. Place each device squarely on top of the one below, in any order. 5. If also installing an RPS, place it close to the stack.
3 Installing the Switch Connecting to a Power Source To connect a device to a power source: 1. Insert the power cable plug directly into the socket located at the back of the device. Figure 3-6 Power Socket 2. Plug the other end of the cable into a grounded, 3-pin, AC power source. Note: For international use, you may need to change the AC line cord. You must use a line cord set that has been approved for the receptacle type in your country. 3.
Connecting to the Console Port 3 Wiring Map for Serial Cable Table 3-1 Serial Cable Wiring Switch’s 8-Pin Serial Port Null Modem PC’s 9-Pin DTE Port 6 RXD (receive data) <---------------------------- 3 TXD (transmit data) -----------------------------> 2 RXD (receive data) 5 SGND (signal ground) ------------------------------ 3 TXD (transmit data) 5 SGND (signal ground) No other pins are used.
3 3-8 Installing the Switch
Chapter 4: Making Network Connections Connecting Network Devices The switch is designed to interconnect multiple network segments (or collision domains). It can be connected to network cards in PCs and servers, as well as to hubs, switches or routers. It may also be connected to devices using optional SFP transceivers. Twisted-Pair Devices Each device requires an unshielded twisted-pair (UTP) cable with RJ-45 connectors at both ends.
4 Making Network Connections Connecting to PCs, Servers, Hubs and Switches 1. Attach one end of a twisted-pair cable segment to the device’s RJ-45 connector. Figure 4-1 Making Twisted-Pair Connections 2. If the device is a PC card and the switch is in the wiring closet, attach the other end of the cable segment to a modular wall outlet that is connected to the wiring closet. (See “Network Wiring Connections” on page 4-2.) Otherwise, attach the other end to an available port on the switch.
Fiber Optic SFP Devices 4 Equipment Rack (side view) Network Switch w it ch 10 /1 0 0 6724L 3 ES4524C Punch-Down Block Patch Panel Wall Figure 4-2 Network Wiring Connections Fiber Optic SFP Devices An optional Gigabit SFP transceiver (1000BASE-SX, 1000BASE-LX or 1000BASE-LH) can be used for a backbone connection between switches, or for connecting to a high-speed server. Each single-mode fiber port requires 9/125 micron single-mode fiber optic cable with an LC connector at both ends.
4 Making Network Connections 1. Remove and keep the LC port’s rubber cover. When not connected to a fiber cable, the rubber cover should be replaced to protect the optics. 2. Check that the fiber terminators are clean. You can clean the cable plugs by wiping them gently with a clean tissue or cotton ball moistened with a little ethanol. Dirty fiber terminators on fiber cables will impair the quality of the light transmitted through the cable and lead to degraded performance on the port. 3.
Connectivity Rules 4 1000BASE-T Cable Requirements All Category 5 UTP cables that are used for 100BASE-TX connections should also work for 1000BASE-T, providing that all four wire pairs are connected. However, it is recommended that for all critical connections, or any new cable installations, Category 5e (enhanced Category 5) or Category 6 cable should be used. The Category 5e specification includes test parameters that are only recommendations for Category 5.
4 Making Network Connections 10 Mbps Ethernet Collision Domain Table 4-6 Maximum Ethernet Cable Length Type Cable Type Maximum Length Connector 100ASE-T Twisted Pair, Categories 3, 4, 5 or better 100-ohm UTP 100 m (328 ft) RJ-45 Cable Labeling and Connection Records When planning a network installation, it is essential to label the opposing ends of cables and to record where each cable is connected.
Appendix A: Troubleshooting Diagnosing Switch Indicators Table A-1 Troubleshooting Chart Symptom Action Power LED is Off • Check connections between the switch, the power cord, and the wall outlet. • Contact your dealer for assistance. Power LED is Amber • Internal power supply has failed. Contact your local dealer for assistance. Diag LED is Amber • Power cycle the switch to try and clear the condition. • If the condition does not clear, contact your local dealer for assistance.
A Troubleshooting Installation Verify that all system components have been properly installed. If one or more components appear to be malfunctioning (such as the power cord or network cabling), test them in an alternate environment where you are sure that all the other components are functioning properly. In-Band Access You can access the management agent in the switch from anywhere within the attached network using Telnet, a Web browser, or other network management software tools.
Appendix B: Cables Twisted-Pair Cable and Pin Assignments For 10/100BASE-TX connections, the twisted-pair cable must have two pairs of wires. For 1000BASE-T connections the twisted-pair cable must have four pairs of wires. Each wire pair is identified by two different colors. For example, one wire might be green and the other, green with white stripes. Also, an RJ-45 connector must be attached to both ends of the cable. Caution: DO NOT plug a phone jack connector into any RJ-45 port.
B Cables Table B-1 10/100BASE-TX MDI and MDI-X Port Pinouts Pin MDI Signal Name MDI-X Signal Name 1 Transmit Data plus (TD+) Receive Data plus (RD+) 2 Transmit Data minus (TD-) Receive Data minus (RD-) 3 Receive Data plus (RD+) Transmit Data plus (TD+) 6 Receive Data minus (RD-) Transmit Data minus (TD-) 4,5,7,8 Not used Not used Note: The “+” and “-” signs represent the polarity of the wires that make up each wire pair.
Twisted-Pair Cable and Pin Assignments B You must connect all four wire pairs as shown in the following diagram to support Gigabit Ethernet connections.
B Cables Cable Testing for Existing Category 5 Cable Installed Category 5 cabling must pass tests for Attenuation, Near-End Crosstalk (NEXT), and Far-End Crosstalk (FEXT). This cable testing information is specified in the ANSI/TIA/EIA-TSB-67 standard. Additionally, cables must also pass test parameters for Return Loss and Equal-Level Far-End Crosstalk (ELFEXT).
Appendix C: Specifications Physical Characteristics Ports ES4524D: 20 10/100/1000BASE-T, with auto-negotiation 4 10/100/1000BASE-T shared with 4 SFP transceiver slots ES4548D: 44 10/100/1000BASE-T, with auto-negotiation 4 10/100/1000BASE-T shared with 4 SFP transceiver slots Network Interface Ports 1-24/48: 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 better) 1000BASE-T: RJ-45 (100-ohm, UTP or STP cable; Category
C Specifications Humidity Operating: 5% to 95% (non-condensing) AC Input 100 to 240 V, 50-60 Hz, 2A Power Supply Internal, auto-ranging transformer: 100 to 240 VAC, 47 to 63 Hz External, supports connection for redundant power supply Power Consumption ES4524D: 54 Watts ES4548D: 89 Watts Maximum Current ES4524D: 0.59 A @ 110 VAC 0.36 A @ 240 VAC ES4548D: 0.97 A @ 110 VAC 0.47 A @ 240 VAC Switch Features Forwarding Mode Store-and-forward Throughput Wire speed Flow Control Full Duplex: IEEE 802.
Standards C Software Loading TFTP in-band, or XModem out-of-band Standards IEEE 802.3-2005 Ethernet, Fast Ethernet, Gigabit Ethernet Full-duplex flow control IEEE 802.1D Spanning Tree Protocol IEEE 802.1w Rapid Spanning Tree Protocol IEEE 802.1s Multiple Spanning Tree Protocol IEEE 802.
C C-4 Specifications
Appendix D: German Instructions Eine Site Auswählen (Selecting a Site - German) Die Schalter können in ein Standard-19-Zoll-Ausrüstungsgestell oder auf eine flache Ebene montiert werden. Zum Auswählen eines Standortes beachten Sie bitte die nachstehenden Richtlinien.
D German Instructions Montage (Rack Mounting Instructions - German) Switch-Einheiten können an ein standardmäßiges 19-Zoll Einrichtungsrack, einen Arbeitstisch oder ein Regal montiert werden. Folgend finden Sie die Montageanweisungen für jeden Positionstyp.
Glossary 10BASE-T IEEE 802.3 specification for 10 Mbps Ethernet over two pairs of Category 3, 4, or 5 UTP cable. 100BASE-TX IEEE 802.3u specification for 100 Mbps Fast Ethernet over two pairs of Category 5 or better UTP cable. 1000BASE-LH Long-haul Gigabit Ethernet over two strands of 9/125 micron core fiber cable. 1000BASE-LX IEEE 802.3z specification for Gigabit Ethernet over two strands of 50/125, 62.5/125 or 9/125 micron core fiber cable. 1000BASE-SX IEEE 802.
Glossary CSMA/CD CSMA/CD (Carrier Sense Multiple Access/Collision Detect) is the communication method employed by Ethernet, Fast Ethernet, or Gigabit Ethernet. End Station A workstation, server, or other device that does not forward traffic. Ethernet A network communication system developed and standardized by DEC, Intel, and Xerox, using baseband transmission, CSMA/CD access, logical bus topology, and coaxial cable. The successor IEEE 802.
Glossary IEEE 802.3z Defines CSMA/CD access method and physical layer specifications for 1000BASE Gigabit Ethernet. (Now incorporated in IEEE 802.3-2005.) LAN Segment Separate LAN or collision domain. LED Light emitting diode used for monitoring a device or network condition. Local Area Network (LAN) A group of interconnected computer and support devices.
Glossary Transmission Control Protocol/Internet Protocol (TCP/IP) Protocol suite that includes TCP as the primary transport protocol, and IP as the network layer protocol. UTP Unshielded twisted-pair cable. Virtual LAN (VLAN) A Virtual LAN is a collection of network nodes that share the same collision domain regardless of their physical location or connection point in the network.
Index Numerics 10 Mbps connectivity rules 4-6 100 Mbps connectivity rules 4-5 1000 Mbps connectivity rules 4-5 1000BASE-LH fiber cable lengths 4-5 1000BASE-LX fiber cable lengths 4-5 1000BASE-SX fiber cable lengths 4-5 1000BASE-T pin assignments B-3 ports 1-3 100BASE-TX cable lengths 4-5 ports 1-3 10BASE-T ports 1-3 10BASE-T/100BASE-TX pin assignments B-1 A adhesive feet, attaching 3-4 air flow requirements 3-1 applications collapsed backbone 2-2 network aggregation 2-3 remote connections 2-4 VLAN connecti
Index Power 1-4 problems A-1 RPU 1-4 location requirements 3-1, B-1 M management agent 1-2 features 1-5, 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 cables 4-3 N network connections 4-1 examples 2-2 O optional redundant power unit 1-4 out-of-band management 1-2 P package contents 3-2 pin assignments B-1 1000BASE-T B-3 10BASE-T/100BASE-TX B-1 console port 3-6 ports, connecting to 4-1 power, connecting to 3-6 problems, troubleshooting
ES4524D ES4548D E112006-CS-R01 150200055800A