Modem Adapter; Console Port Mode 2 Signaling And Pinouts - Cisco 6503 - Catalyst Firewall Security Sys Installation Manual
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Appendix B
Transceivers, Module Connectors, and Cable Specifications
Table B-28
Console Port RJ-45-to-RJ-45 Rollover Cable
Signal
DSR
CTS
1. Pin 1 is connected internally to Pin 8.
Modem Adapter
Use the RJ-45-to-RJ-45 rollover cable and the RJ-45-to-DB-25 male DCE adapter (labeled "Modem")
to connect the console port to a modem.
port, the RJ-45-to-RJ-45 rollover cable, and the RJ-45-to-DB-25 male DCE adapter.
Table B-29
Console Port RJ-45-to-RJ-45
Signal
RTS
DTR
TxD
GND
GND
RxD
DSR
CTS
1. Pin 1 is connected internally to Pin 8.
Console Port Mode 2 Signaling and Pinouts
This section provides the signaling and pinouts for the console port in mode 2. (The port mode switch
in the out position.) (See
Table B-30
Console Port
Pin (signal)
1 (RTS)
2 (DTR)
3 (RxD)
OL-5781-08
Port Mode 1 Signaling and Pinouts (DB-25 Adapter) (continued)
RJ-45 Pin
RJ-45 Pin
7
3
1
8
1
Port Mode 1 Signaling and Pinouts
(Modem Adapter)
Rollover Cable
RJ-45 Pin
RJ-45 Pin
1
1
8
2
7
3
6
4
5
5
4
6
3
7
3
1
8
1
Table B-30
Port Mode 2 Signaling and Pinouts (Port Mode Switch Out)
1
RJ-45-to-DB-25
Terminal
Adapter
DB-25 Pin
20
4
Table B-29
lists the pinouts for the asynchronous serial auxiliary
RJ-45-to-DB-25
Modem
Modem Adapter
DB-25 Pin
Signal
4
RTS
20
DTR
3
TxD
7
GND
7
GND
2
RxD
8
DCD
5
CTS
for the pinouts.)
Console Device
Input/Output
Output
Output
Input
Catalyst 6500 Series Switches Installation Guide
Cables
Console
Device
Signal
DTR
RTS
B-35
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