Cisco 2948G-GE-TX - Catalyst Gigabit Ethernet Switch Instalační příručka stáhnout pdf (Strana 98)

Appendix A Specifications

10BASE-T and 10/100BASE-T Ethernet Management Ports

A-2

Catalyst 2984G, 2948G-GE-TX, and 2980G Switch Hardware Installation Guide

78-6286-05

10BASE-T and 10/100BASE-T Ethernet Management

Ports

The Ethernet management port on each switch is an RJ-45 receptacle with a Link

Status LED. Table A-2 lists the port pinouts.

Catalyst 2948G Switch Specifications

Table A-3 lists the Catalyst 2948G specifications.

Table A-2 10BASE-T Port Pinouts

Pin Signal Direction Description

1 RXD+ input receive data

2 RXD- input receive data

3 TXD+ output transmit data

4 unused

5 unused

6 TXD- output transmit data

7 unused

8 unused

Table A-3 Catalyst 2948G Switch Specifications

Item Specification

Environmental

Temperature, ambient

operating

32°F (0°C) to 104°F (40°C)

Temperature, ambient

nonoperating and storage

–40°F (–40°C) to 167°F (75°C)

Humidity (RH), ambient

(noncondensing) operating

10% to 90%

1 2 ... 93 94 95 96 97 98 99 100 101 102 103 ... 141 142

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Cisco 2948G-GE-TX - Catalyst Gigabit Ethernet Switch Instalační příručka Strana 98