Resumen del contenido incluido en la página 1
3Com Baseline Switch 2900 Family
Getting Started Guide
Manual Version: 5W100
www.3com.com
3Com Corporation
350 Campus Drive, Marlborough,
MA, USA 01752 3064
Resumen del contenido incluido en la página 2
Copyright © 2009, 3Com Corporation. All rights reserved. No part of this documentation may be reproduced in any form or by any means or used to make any derivative work (such as translation, transformation, or adaptation) without written permission from 3Com Corporation. 3Com Corporation reserves the right to revise this documentation and to make changes in content from time to time without obligation on the part of 3Com Corporation to provide notification of such revision or change. 3Com C
Resumen del contenido incluido en la página 3
About This Manual Organization 3Com Baseline Switch 2900 Family Getting Started Guide is organized as follows: Chapter Contents Briefly introduces the appearance, system description, as 1 Product Overview well as the features and applications of the 3Com Baseline Switch 2900 Family. Describes the requirements on installation site, the safety 2 Installation Preparations recommendations before and during installation, and the required tools. Covers the procedures for installing the 3Com
Resumen del contenido incluido en la página 4
Convention Description Means a complementary description. Means techniques helpful for you to make configuration with ease. Related Documentation In addition to this manual, each 3Com Baseline Switch 2900 documentation set includes the following: Manual Description Describe how to configure your 3Com Baseline 3Com Baseline Switch 2900 Family User Guide Switch 2900 Family using the supported protocols Obtaining Documentation You can access the most up-to-date 3Com product do
Resumen del contenido incluido en la página 5
Table of Contents 1 Product Overview ······································································································································1-1 Introduction ·············································································································································1-1 3Com Baseline Switch 2920-SFP Plus···································································································1-3 Front Panel ··············
Resumen del contenido incluido en la página 6
Laser Safety ····································································································································2-2 Installation Tools ·····································································································································2-3 3 Installing a Switch ·····································································································································3-1 Installing the Switch into a 19-I
Resumen del contenido incluido en la página 7
1 Product Overview Introduction The 3Com Baseline Switch 2900 Family are Layer 2 Gigabit Ethernet switches developed by 3Com. They are intelligent manageable switches designed for network environments where high performance, high-density port distribution, and easy installation are required. With 10/100/1000 Mbps Ethernet interfaces, the 3Com Baseline Switch 2900 Family are mainly deployed at the access layer in enterprise networks requiring Gigabit to the Desktop (GTTD) application a
Resumen del contenido incluido en la página 8
Description 3Com 3Com 3Com 3Com 3Com Baseline Baseline Baseline Baseline Baseline Item Switch Switch Switch Switch Switch 2920-SFP 2928-SFP 2952-SFP 2928-PWR 2928-HPWR Plus Plus Plus Plus Plus Rated voltage range: 100 VAC to 240 VAC, 50 Hz or 60 Hz AC Maximum voltage range: 90 VAC to 264 VAC, 47 Hz or 63 Hz Use the Inp external RPS ut unit provided volt RP by 3Com only, ag S — with the rated e DC voltage ranging from –52 VDC to –55 VDC Supported — RPS1000-A3 RPS unit Po
Resumen del contenido incluido en la página 9
3Com Baseline Switch 2920-SFP Plus Front Panel Figure 1-1 3Com Baseline Switch 2920-SFP Plus front panel (1) 10/100/1000Base-T auto-sensing Ethernet port (2) Port status LED (3) Power LED (Power) (4) Console port (5) 1000Base-X SFP interface 10/100/1000Base-T autosensing Ethernet ports on the 3Com Baseline Switch 2900 Family are numbered in up-down and left-right order, with the first upper left one being Port 1, the first lower left one being Port 2, the second upper left one
Resumen del contenido incluido en la página 10
3Com Baseline Switch 2928-SFP Plus Front Panel Figure 1-3 3Com Baseline Switch 2928-SFP Plus front panel (1) 10/100/1000Base-T auto-sensing Ethernet port (2) Port status LED (3) Power LED (Power) (4) Console port (5) 1000Base-X SFP interface Rear Panel Figure 1-4 3Com Baseline Switch 2928-SFP Plus rear panel (1) AC receptacle (2) Grounding screw Power Supply System AC power input: Rated voltage range: 100 VAC to 240 VAC, 50 Hz or 60 Hz Input voltage range: 90 VAC to 264
Resumen del contenido incluido en la página 11
3Com Baseline Switch 2952-SFP Plus Front Panel Figure 1-5 3Com Baseline Switch 2952-SFP Plus front panel (1) 10/100/1000Base-T auto-sensing Ethernet (2) 10/100/1000Base-T auto-sensing Ethernet port port status LED (3) Console port (4) Power LED (Power) (5) 1000Base-X SFP interface (6) 1000Base-X SFP interface status LED Rear Panel Figure 1-6 3Com Baseline Switch 2952-SFP Plus rear panel (1) AC receptacle (2) Grounding screw Power Supply System AC power input: Rated voltag
Resumen del contenido incluido en la página 12
3Com Baseline Switch 2928-PWR Plus Front Panel Figure 1-7 3Com Baseline Switch 2928-PWR Plus front panel (1) 10/100/1000Base-T auto-sensing Ethernet port (2) Port status LED mode switching button (3) Port status LED (4) Power LED (Power) (5) Port mode LED (6) Console port Port (7) 1000Base-X SFP interface Rear Panel Figure 1-8 3Com Baseline Switch 2928-PWR Plus rear panel (1) AC receptacle (2) Grounding screw Power Supply System AC power input: Rated voltage range: 100
Resumen del contenido incluido en la página 13
3Com Baseline Switch 2928-HPWR Plus Front Panel Figure 1-9 3Com Baseline Switch 2928-HPWR Plus front panel (1) 10/100/1000Base-T auto-sensing Ethernet port (2) Port status LED mode switching button (3) RPS status LED (RPS) (4) Port status LED (5) Power LED (Power) (6) Port mode LED (7) Console port (8) Port 1000Base-X SFP interface Rear Panel Figure 1-10 3Com Baseline Switch 2928-HPWR Plus rear panel (1) Screw hole of the plug (2) AC receptacle (3) Grounding screw (4) DC
Resumen del contenido incluido en la página 14
Only the RPS recommended by 3Com can be used for the 3Com Baseline Switch 2928-HPWR Plus. The –48 VDC power supply in the equipment room cannot be used directly. Otherwise, the device may be damaged. Cooling System The 3Com Baseline Switch 2928-HPWR Plus is equipped with six fans for heat dissipation. Ports Console Port Each 3Com Baseline Switch 2900 Family provides one console port on the front panel. Table 1-2 describes the console port specifications. Table 1-2 Console port spe
Resumen del contenido incluido en la página 15
1000Base-X SFP Interface Each 3Com Baseline Switch 2900 Family provides four 1000Base-X SFP interfaces on its front panel. You can select the GE SFP transceivers described in Table 1-4. Table 1-4 Transceivers supported by the 3Com Baseline Switch 2900 Family 1000Base-X SFP interfaces Max Transceiver Central transmis Transceiver Connector Fiber type wavelength sion distance 50/125 µm 550 m multimode (0.34 optical fiber miles) SFP-GE-SX-MM850-A 850 nm 62.5/125 µm 275 m multimode (0.
Resumen del contenido incluido en la página 16
LEDs Table 1-5 LEDs LED Device support Description Power LED All series See “Power LED” on page 1-10. 3Com Baseline Switch See “RPS Status LED” on page RPS status LED 2928-HPWR Plus 1-10. 3Com Baseline Switch 2928-PWR Plus and 3Com Port mode LED See “Port Mode LED” on page 1-11. Baseline Switch 2928-HPWR Plus 10/100/1000Base-T See “10/100/1000Base-T auto-sensing Ethernet All series Auto-Sensing Ethernet Port Status port status LED LED” on page 1-11 1000Base-X SFP See “1000Base-X
Resumen del contenido incluido en la página 17
Port Mode LED The port mode LED on the 3Com Baseline Switch 2928-PWR Plus/3Com Baseline Switch 2928-HPWR Plus can display the working status of a port for you to obtain more device information. You can use the port mode switching button to change the status of the port mode LED. Table 1-8 3Com Baseline Switch 2928-PWR Plus/3Com Baseline Switch 2928-HPWR Plus port mode LED description LED Status Description Solid green Indicates port rate. Mode Blinking green (1 Hz) Indicates port PoE
Resumen del contenido incluido en la página 18
Port Ethernet port status Switch model mode Meaning LED LED The port operates at a rate of 1000 Solid green Mbps Data is transmitted or received at a rate Fast blinking green of 1000 Mbps 3Com Baseline The port operates at a rate of 10/100 Switch — Solid yellow Mbps 2952-SFP Plus Data is transmitted or received at a rate Fast blinking yellow of 10/100 Mbps The port is not up or the POST has Off failed The port operates at a rate of 1000 On Mbps Data is transmitted o
Resumen del contenido incluido en la página 19
1000Base-X SFP Interface Status LED For 3Com Baseline Switch 2928-PWR Plus and 3Com Baseline Switch 2928-HPWR Plus, the port mode switching button does not take effect for the 1000Base-X SFP interface LEDs. Table 1-10 1000Base-X SFP interface status LEDs description LED Meaning The port operates at a rate of 1000 Mbps Solid green The port is transmitting data at 1000 Mbps Blinking green The LED is fast blinking when data is being received on the port. Off No link is present on t
Resumen del contenido incluido en la página 20
2 Installation Preparations Safety Precautions To avoid any device impairment and bodily injury caused by improper use, observe these rules: Before cleaning the switch, plug out the power cord of the switch first. Do not clean the switch with wet cloth or liquid. Do not place the switch near water or in a damp environment. Prevent water or moisture from entering the switch chassis. Do not place the switch on an unstable case or desk. The switch might be damaged severely in case o
