A-1
Catalyst 2984G, 2948G-GE-TX, and 2980G Switch Hardware Installation Guide
78-6286-05
APPENDIX
A

Specifications

This appendix provides management port and technical specificati ons fo r th e
Catalyst 2948G, 2948G-GE-TX, and 2980G switches.

Console Serial Port

The console serial port is an RJ-45 receptacle. Data terminal ready (DTR) and
data set ready (DSR) handshake signals are supported on this port. The Request
To Send (RTS) signal tracks the state o f the Clear To Send (CTS) input. Table A -1
lists the console port pinouts.
TableA-1 Console Port Pinouts
Pin Signal Direction Description
1 RTS output request to send
2 DTR output data terminal ready
3 TXD output transmit data
4 GND
5 GND
6 RXD input receive data
7 DSR input data set ready
8 CTS in put clear to send