Connecting To A Terminal - Cisco Catalyst 2810 Series Manual

Cisco - Connecting a Terminal to the Console Port on Catalyst Switches
Not
2
Connected
TxD 3
GND 4
GND 5
RxD 6
Not
7
Connected
CTS 8

Connecting to a Terminal

Use the thin, flat RJ-45-to-RJ-45 rollover cable and RJ-45-to-DB-25 female DTE adapter to connect the
console port to a terminal.
cable, and the RJ-45-to-DB-25 female DTE adapter.
Note: The RJ-45-to-DB-25 female DTE adapter is not supplied with the switch. You may order a kit
(part number ACS-DSBUASYN=) containing this adapter from Cisco.
Table A-2: Console Port Signaling and Cabling Using a DB-25 Adapter
Console
RJ-45-to-RJ-45
Port
Rollover Cable
(DTE)
RJ-45
Signal
Pin
RTS 1
Not
2
Connected
TxD 3
GND 4
GND 5
RxD 6
Not
7
Connected
CTS 8
http://www.cisco.com/warp/public/473/9.html (4 of 19) [9/4/2003 12:36:02 PM]
7 6
6 2
5 5
4 5
3 3
2 4
1 7
Table A-2 lists the pinouts for the console port, the RJ-45-to-RJ-45 rollover
RJ-45-to-DB-25
Terminal
Adapter
RJ-45
DB-25 Pin
Pin
8 5
7 6
6 3
5 7
4 7
3 2
2 20
1 4
DSR
RxD
GND
GND
TxD
DTR
RTS
Console
Device
Signal
CTS
DSR
RxD
GND
GND
TxD
DTR
RTS