Appendix; Specifications; Console Port - Cisco Catalyst 4900M Installation Manual
Catalyst 4900m switch
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Also See for Catalyst 4900M:
- Installation manual (128 pages) ,
- Troubleshooting manual (6 pages) ,
- Configuration handbook (359 pages)
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Console Port
78-18350-01
Specifications
This appendix provides cable and technical specifications for the Catalyst 4900M
switches.
The console port is an RJ-45 receptacle. The Request to Send (RTS) signal tracks
the state of the Clear to Send (CTS) input.
Table A-1
Console Port Pinouts
Pin
Signal
1
RTS
2
DTR
3
TXD
4
GND
5
GND
6
RXD
7
DSR
8
CTS
A P P E N D I X
Table A-1
Direction
Description
output
request to send
output
data terminal ready
output
transmit data
—
—
—
—
input
receive data
input
data set ready
input
clear to send
Cisco Catalyst 4900M Switch Installation Guide
A
lists the console port pinouts.
A-1
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Troubleshooting
