Console Port And Auxiliary Port Signals And Pinouts - Cisco CISCO7201 Installation And Configuration Manual

Console Port and Auxiliary Port Signals and Pinouts

Console Port and Auxiliary Port Signals and Pinouts

The console cable kit product number is ACS-2500ASYN.
Note
The Cisco 7201 router does not support Data Carrier Detect (DCD).
Table A-13
Pin
1
2
3
4
5
6
7
8
Table A-14
Table A-14 Auxiliary Port Signals
Pin Signal
1 RTS
2 DTR
3
TXD
1
4
RING
5 GND
6 RXD
2
7
DSR/DCD (RLSD)
8
CTS
1. RING is not supported on Cisco-supplied adapters. To use this pin, you must create a customized cable.
2. Pin 7 can be used as a DCD input for connection to a modem. The RJ-45-to-DB-25F adapter maps DCD to this pin when used with a straight-through
cable.
Cisco 7201 Installation and Configuration Guide
A-10
Console Port Signals
Signal Direction
CTS Out
DSR Out
RXD Out
GND —
GND —
TXD In
DTR In
RTS In
lists the RJ-45 auxiliary port signals.
Direction Description
Out Ready to Send
Out Data Terminal Ready
Out Transmit Data
In Ring Indication
— Signal Ground
In Receive Data
In Data Set Ready/Data Carrier Detect (Receive Line Signal Detect)
In Clear to Send (tracks RTS)
Appendix A
Description
Clear to Send (tied to pin 8)
Data Set Ready
Receive Data
Signal Ground
Signal Ground
Transmit Data
Data Terminal Ready
Ready to Send (tied to pin 1)
Specifications
OL-11364-04