Console Port; Console Port Pinouts; Connecting The Console Port To A Computer Using The Db-25 Adapter - Cisco MDS 9148V-K9 Hardware Installation Manual

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

The following table lists the pinouts for the console port on the switch:
Table 8: Console Port Pinouts
Pin
1
1
2
3
4
5
6
7
8
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 the RJ-45-to-DB-25 female DTE adapter (labeled Terminal)
to connect the console port to a computer running terminal emulation software. The following table lists 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 9: Port-Mode Signaling and Pinouts with DB-25 Adapter
Console Port
Signal
RTS
DTR
TxD
Cisco MDS 9148V-K9 Switch Hardware Installation Guide
50
RJ-45-to-RJ-45 Rollover Cable
RJ-45 Pin RJ-45 Pin
1 8
2 7
3 6
Cable and Port Specifications
Signal
RTS
DTR
TxD
GND
GND
RxD
DSR
CTS
RJ-45-to-DB-25
Terminal Adapter
DB-25 Pin
5
6
3
Console Device
Signal
CTS
DSR
RxD