HP 2520G-POE - Manual

iv 6. Installing or Removing mini-GBICs . . . . . . . . . . . . . . . . . . . . . . . . . 2-18 Installing the mini-GBICs: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-18Removing the mini-GBICs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-19Connecting Cables ...

1-1 1 Introducing the Switch The HP ProCurve 2520G-PoE Switches are multiport switches that can be used to build high-performance switched workgroup networks. These switches are store-and-forward devices that offer low latency for high-speed networking. The 2520G-PoE switches also support Power over...

1-2 Introducing the Switch Dual-personality ports use either the 10/100/1000Base-T RJ-45 connector, or a supported ProCurve mini-GBIC (Small Form Factor Pluggable (SFP)) for fiber-optic connection. By default, the RJ-45 connectors are enabled. These switches can be directly connected to computers, p...

1-3 Introducing the Switch Front of the Switch Front of the Switch Network Ports ■ 8, or 24 auto-sensing 10/100/1000Base-T ports.All these ports have the “Auto-MDIX” feature, which means that you can use either straight-through or crossover twisted-pair cables to connect any network devices to the s...

1-4 Introducing the Switch Front of the Switch LEDs On the 2520G-PoE switches, there are three groupings of LEDs: ■ switch status LEDs ( Table 1-2 ) ■ port LEDs ( Table 1-3 ) ■ Port LED Mode indicator LEDs (near the selector button) ( Table 1-4 ) Table 1-2. Switch Status LEDs Switch LEDs State Meani...

1-6 Introducing the Switch Front of the Switch Port LEDs The port LEDs provide information about the individual switch ports. Table 1-3. Port LEDs Switch LEDs State Meaning Port LEDs Link 2 (green) On The port is enabled and receiving a link indication from the connected device. In PoE mode, indicat...

1-7 Introducing the Switch Front of the Switch LED Mode Select Button and Indicator LEDs To optimize the amount of information that can be displayed for each of the switch ports in the limited space available, the 2520G-PoE switches use multiple-display LEDs for each port. Table 1-4. Multiple-Displa...

1-8 Introducing the Switch Front of the Switch Reset Button This button is for: ■ Resetting the switch - When the switch is powered on. This action clears any temporary error conditions that may have occurred and executes the switch self test. ■ Restoring Factory Default Configuration - When pressed...

1-9 Introducing the Switch Back of the Switch Back of the Switch Power Connector The Switch 2520G-24-PoE does not have a power switch; it is powered on when connected to an active AC power source. The switch automatically adjusts to any voltage between 100-127 and 200-240 volts and either 50 or 60 H...

1-10 Introducing the Switch Switch Features Switch Features The features of the 2520G-PoE switches include: ■ 8, or 24 auto-sensing 10/100/1000Base-T RJ-45 ports with Auto-MDIX. ■ Two, or four dual-personality uplink ports (1000Base-T RJ-45 or mini-GBIC). ■ Power over Ethernet (PoE) operation—the sw...

1-11 Introducing the Switch Switch Features ■ Variable speed fans ensure quiet operation on the Switch 2520G-24-PoE. ■ Support for many advanced features to enhance network performance—for a description, see the Management and Configuration Guide, which is on the ProCurve Web site at www.hp.com/go/p...

2-1 2 Installing the Switch This chapter provides installation information for the 2520G-PoE switches. Included Parts The 2520G-PoE switches have the following components: ■ Documentation kit ■ Console port serial cable (DB-9 to RJ-45) ■ Accessory kits: • Read Me First• Switch Quick Setup Guide• Saf...

2-3 Installing the Switch Included Parts Installation Precautions W A R N I N G ■ The rack or cabinet should be adequately secured to prevent it from becoming unstable and/or falling over. Devices installed in a rack or cabinet should be mounted as low as possible, with the heaviest devices at the b...

2-4 Installing the Switch Installation Procedures Installation Procedures These steps summarize your switch installation. The rest of this chapter provides details on these steps. 1. Prepare the installation site ( page 2-5 ). Make sure the physical environment into which you will be installing the ...

2-5 Installing the Switch Installation Procedures 1. Prepare the Installation Site ■ Cabling Infrastructure - Ensure the cabling infrastructure meets the necessary network specifications. See appendix A, “Cabling and Technology Information Specifications” for more information: ■ Installation Locatio...

2-6 Installing the Switch Installation Procedures 2. Verify the Switch Passes Self Test Before mounting the switch in its network location, you should first verify it is working properly by plugging it into a power source and verifying it passes its self test. 1. For the Switch 2520G-24-PoE, connect...

2-7 Installing the Switch Installation Procedures The switch automatically adjusts to any voltage between 100-127 or 200-240 volts and either 50 or 60 Hz. There are no voltage range settings required. The Switch 2520G-8-PoE also does not have a power switch. It is powered on when the external AC/DC ...

2-8 Installing the Switch Installation Procedures LED Behavior During the self test: • Initially, all the switch and port LEDs are on. Most of the LEDs go off and then may come on again during phases of the self test. • For the duration of the self test, the Test LED stays on. When the self test com...

2-9 Installing the Switch Installation Procedures W A R N I N G For safe operation, please read the mounting precautions on page 2-3 , before mounting a switch. E q u i p m e n t C a b i n e t N o t e The 12-24 screws supplied with the switch are the correct threading for standard EIA/TIA open 19-in...

2-13 Installing the Switch Installation Procedures Wall or Under-Table Mounting You can mount the switch on a wall with either the front or rear panel facing up. W A R N I N G For safe operation, do not install the switch with side ventilation or fan ducts facing up or down. For the Switch 2520G-8-P...

2-14 Installing the Switch Installation Procedures Figure 2-8. Wall Mounting the Switch 2520G-8-PoE Horizontal Surface Mounting Place the switch on a table or other horizontal surface. The switch comes with rubber feet in the accessory kit that can be used to help keep the switch from sliding on the...

2-15 Installing the Switch Installation Procedures Figure 2-9. Horizontal Surface Mounting Using a Kensington Security Cable To prevent unauthorized removal of the Switch 2520G-8-PoE, you can use a Kensington Slim MicroSaver security cable (not included) to attach the switch to an immovable object. ...

2-17 Installing the Switch Installation Procedures 5. Connect the Network Cables Connect the network cables, described under “Cabling Infrastructure” ( page 2-5 ), from the network devices or your patch panels to the fixed RJ-45 ports on the switch or to any mini-GBICs you have installed in the swit...

2-19 Installing the Switch Installation Procedures Figure 2-14. Installing a mini-GBIC (SFP) Removing the mini-GBICs N o t e You should disconnect the network cable from the mini-GBIC before removing it from the switch. Depending on when you purchased your ProCurve mini-GBIC, it may have either of t...

2-20 Installing the Switch Installation Procedures For mini-GBIC ports, and in general for all the switch ports, when a network cable from an active network device is connected to the port, the port LED for that port should go on. If the port LED does not go on when the network cable is connected to...

2-21 Installing the Switch Installation Procedures ■ for the Hilgraeve HyperTerminal program, select the “Terminal keys” option for the “Function, arrow, and ctrl keys act as” parameter If you want to operate the console using a different configuration, make sure you change the settings on both the ...

2-22 Installing the Switch Sample Network Topologies Sample Network Topologies This section shows a few sample network topologies for implementing the 2520G-PoE switches. For more topology information, see the ProCurve networking products Web site, www.hp.com/go/procurve . As a Desktop Switch Implem...

2-23 Installing the Switch Sample Network Topologies As shown in the above illustration, the IP telephones can be connected in line, that is, between the switch and the end device, in this case a PC. The IP telephones have two ports, one in and one out. Therefore the phone receives voice and power f...

2-25 Installing the Switch Sample Network Topologies Stacking the Switch The 2520G-PoE switches can be connected together, through standard network connections, and managed through a single IP address. Up to 16 switches can be connected together in such a “virtual stack”. You identify a 2520G-PoE Sw...

3-1 3 Configuring the Switch This chapter is a guide for using the console Switch Setup screen to quickly assign an IP (Internet Protocol) address and subnet mask to the switch, set a Manager password, and, optionally, configure other basic features. For more information on using the switch console ...

3-2 Configuring the Switch Recommended Minimal Configuration Using the Console Setup Screen The quickest and easiest way to minimally configure the switch for management and password protection in your network is to use a direct console connection to the switch, start a console session, and access t...

3-3 Configuring the Switch Recommended Minimal Configuration Here is some information on the fields in the Setup screen. For more information on these fields, see the Management and Configuration Guide : Where to Go From Here The above procedure configures your switch with a Manager password, IP add...

3-4 Configuring the Switch Recommended Minimal Configuration To Recover from a Lost Manager Password: If you cannot start a console session at the manager level because of a lost Manager password, you can clear all passwords and user names by getting physical access to the switch and pressing and ho...

3-5 Configuring the Switch Using the IP Address for Remote Switch Management Using the IP Address for Remote Switch Management With your switch, you can use the switch’s IP address to manage the switch from any PC that is on the same subnet as the switch. You can use either a Telnet session or a sta...

4-1 4 Troubleshooting This chapter describes how to troubleshoot your ProCurve 2520G-PoE Switches. This document describes troubleshooting mostly from a hardware perspective. You can perform more in-depth troubleshooting on these devices using the software tools available with the switches, includin...

4-2 Troubleshooting Basic Troubleshooting Tips C a u t i o n Because the 2520G-PoE switches behave in this way (in compliance with the IEEE 802.3 standard) , if a device connected to the switch has a fixed configuration at full duplex, the device will not connect correctly to the switch. The result ...

4-3 Troubleshooting Basic Troubleshooting Tips ■ Check the port configuration. A port on your switch may not be operating as you expect because it has been put into a “blocking” state by Spanning Tree, GVRP (automatic VLANs), or LACP (automatic trunking). (Note that the normal operation of the Spann...

4-4 Troubleshooting Diagnosing with the LEDs Diagnosing with the LEDs Table 4-1 shows LED patterns on the switch that indicate problem conditions for general switch operation troubleshooting. Table 4-2 shows LED patterns that indicate problem conditions for PoE troubleshooting. LED patterns for Gene...

4-8 Troubleshooting Diagnosing with the LEDs LED Patterns for PoE Troubleshooting If the PoE Status LED is flashing, that indicates a problem with the delivery of PoE power out one or more switch ports. Press the LED Mode button to put the switch into PoE mode and the port LEDs will show which ports...

4-9 Troubleshooting Proactive Networking Proactive Networking The ProCurve 2520G-PoE Switches have built-in management capabilities that proactively help you manage your network including: ■ finding and helping you fix the most common network error conditions (for example, faulty network cabling, an...

4-10 Troubleshooting Hardware Diagnostic Tests Hardware Diagnostic Tests Testing the Switch by Resetting It If you believe the switch is not operating correctly, you can reset the switch to test its circuitry and operating code. To reset a switch, either: ■ unplug and plug in the power cord (power c...

4-11 Troubleshooting Hardware Diagnostic Tests Testing Twisted-Pair Cabling Network cables that fail to provide a link or provide an unreliable link between the switch and the connected network device may not be compatible with the IEEE 802.3 Type 10Base-T, 100Base-TX, or 1000Base-T standards. The t...

4-12 Troubleshooting Restoring the Factory Default Configuration Restoring the Factory Default Configuration As part of your troubleshooting process on the Switch, it may become necessary to return the switch configuration to the factory default settings. This clears any passwords, clears the consol...

4-13 Troubleshooting Downloading New Switch Software Downloading New Switch Software When product enhancements occur for the 2520G-PoE switches, new software can be downloaded to the switch through several methods, for product enhancements and new features. For more information, see the Management a...

A-1 A Specifications Switch Specifications Physical Electrical 1 Requires a connection to an external power adapter module 5070-6082. 2 The switch automatically adjusts to any voltage between 100-127 or 200-240 volts and either 50 or 60 Hz. Environmental * The operating maximum altitude should not e...

A-2 Specifications Switch Specifications BTU Ratings Acoustics 2520G-8-PoE (J9298A) No fans. 2520G-24-PoE (J9299A) Geraeuschemission LpA=28.3 dB am fiktiven Arbeitsplatz nach DIN45635 T.19Noise Emission LpA=28.3 dB at virtual workspace according to DIN45635 T.19 Safety Complies with: ■ EN 60950-1:20...

A-3 Specifications Standards Standards Table A-1. Technology Standards and Safety Compliance Laser safety information Technology Compatible with these IEEE standards EN/IEC standard compliance SFP ("mini-GBIC") Lasers 10-T 100-TX 1000-T IEEE 802.3 10BASE-T, IEEE 802.3u 100BASE-TX, IEEE 802.3...

A-4 Specifications Cabling and Technology Information Specifications Cabling and Technology Information Specifications Note on 1000BASE-T Cable Requirements. The Category 5 networking cables that work for 100BASE-TX connections should also work for 1000BASE-T, as long as all four-pairs are connected...

A-5 Specifications Cabling and Technology Information Specifications Technology Distance Specifications Table A-3. Technology Distance Specifications Technology Supported cable type Multimode fibermodal bandwidth Supported distances 100-FX multimode fiber any up to 2,000 meters 100-BX single mode fi...

A-6 Specifications Mode Conditioning Patch Cord Mode Conditioning Patch Cord The following information applies to installations in which multimode fiber-optic cables are connected to a Gigabit-LX port. Multimode cable has a design characteristic called “Differential Mode Delay”, which requires the t...

A-8 Specifications Twisted-Pair Cable/Connector Pin-Outs Twisted-Pair Cable/Connector Pin-Outs The Auto-MDIX Feature: In the default configuration, “Auto”, the fixed 10/ 100/1000Base-T ports on the 2520G-PoE switches all automatically detect the type of port on the connected device and operate as ei...

A-10 Specifications Twisted-Pair Cable/Connector Pin-Outs Straight-through Twisted-Pair Cable for10 Mbps or 100 Mbps Network Connections Because of the Auto-MDIX operation of the 10/100 ports on the switch, for all network connections, to PCs, servers or other end nodes, or to hubs or other switches...

B-1 B Safety and EMC Regulatory Statements Safety Information Grounding These are safety class I products and have protective earthing terminals. There must be an uninterruptible safety earth ground from the main power source to the product's input wiring terminals, power cord, or supplied power cor...

B-2 Safety and EMC Regulatory Statements Informations concernant la sécurité Informations concernant la sécurité Cet appareil est un produit de classe I et possède une borne de mise à la terre. La source d'alimentation principale doit être munie d'une prise de terre de sécurité installée aux bornes ...

B-3 Safety and EMC Regulatory Statements Hinweise zur Sicherheit Hinweise zur Sicherheit Dies ist ein Gerät der Sicherheitsklasse I und verfügt über einen schützenden Erdung-sterminal. Der Betrieb des Geräts erfordert eine ununterbrochene Sicherheitserdung von der Hauptstromquelle zu den Geräteingab...

B-4 Safety and EMC Regulatory Statements Considerazioni sulla sicurezza Considerazioni sulla sicurezza Questo prodotto è omologato nella classe di sicurezza I ed ha un terminale protettivo di collegamento a terra. Dev'essere installato un collegamento a terra di sicurezza, non interrompibile che vad...

B-5 Safety and EMC Regulatory Statements Consideraciones sobre seguridad Consideraciones sobre seguridad Este aparato se enmarca dentro de la clase I de seguridad y se encuentra protegido por una borna de puesta a tierra. Es preciso que exista una puesta a tierra continua desde la toma de alimentaci...

B-8 Safety and EMC Regulatory Statements EMC Regulatory Statements EMC Regulatory Statements U.S.A. 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 prote...

B-9 Safety and EMC Regulatory Statements EMC Regulatory Statements Korea Taiwan

B-10 Safety and EMC Regulatory Statements EMC Regulatory Statements European Community

D-1 D Recycle Statements Waste Electrical and Electronic Equipment (WEEE) Statements Disposal of Waste Equipment by Users in Private Household in the European Union This symbol on the product or on its packaging indicates that this product must not be disposed of with your other household waste. Ins...

Index – 1 Numerics 10/100Base-TX ports location on switch … 1-3 1000Base-BX … A-5 fiber-optic cable specifications … A-5 1000Base-LH … A-5 fiber-optic cable specifications … A-5 1000Base-T 1000Base-T fiber-optic cable specifications … A-5 A AC power connector location on back of switch … 1-9 acousti...

ProCurve 5400zl Switches Installation and Getting Startd Guide Technology for better business outcomes To learn more, visit www.hp.com/go/procurve/ © Copyright 2009 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice. The only warranties for...