Cisco Systems MDS 9100 Series manual Console Port Pinouts, Pin Signal

Appendix C Cable and Port Specifications

Console Port

Console Port

The console port is an asynchronous RS-232 serial port with an RJ-45 connector. You can use the RJ-45 to RJ-45 rollover cable and the RJ-45 to DB-9 female adapter or the RJ-45 to DB-25 female DTE adapter (depending on your computer serial port) to connect the console port to a computer running terminal emulation software.

Console Port Pinouts

Table C-1lists the pinouts for the console port on the Cisco MDS 9100 Series.

Table C-1 Console Port Pinouts

Pin

11

2

3

4

5

6

7

8

Signal

RTS

DTR

TxD

GND

GND

RxD

DSR

CTS

1. Pin 1 is connected internally to pin 8.

Connecting the Console Port to a Computer Using the DB-25 Adapter

You can use the RJ-45 to RJ-45 rollover cable and RJ-45 to DB-25 female DTE adapter (labeled “Terminal”) to connect the console port to a computer running terminal emulation software. Table C-2lists the pinouts for the console port, the RJ-45 to RJ-45 rollover cable, and the RJ-45 to DB-25 female DTE adapter.

Table C-2 Port Mode Signaling and Pinouts with DB-25 Adapter

			RJ-45 to DB-25	Console
Console Port	RJ-45 to RJ-45 Rollover Cable		Terminal Adapter	Device
Signal	RJ-45 Pin	RJ-45 Pin	DB-25 Pin	Signal
RTS	1	8	5	CTS
DTR	2	7	6	DSR
TxD	3	6	3	RxD
GND	4	5	7	GND
GND	5	4	7	GND
RxD	6	3	2	TxD

Cisco MDS 9100 Series Hardware Installation Guide

C-2 OL-16187-01