B-4
Cisco uBR10012 Universal Broadband Router Hardware Installation Guide
OL-18259-09
Appendix B Cable Specifications
Console and Auxiliary Port Cables and Pinouts
Console Port Cables and Pinouts
Use the RJ-45-to-RJ-45 rollover cable and RJ-45-to-DB-9 female DTE adapter (labeled TERMINAL) to
connect the console port to a PC running terminal emulation software.
Table B-1
lists the signals and
pinouts for the asynchronous serial console port, the RJ-45-to-RJ-45 rollover cable, and the
RJ-45-to-DB-9 female DTE adapter.
Auxiliary Port Cables and Pinouts
Use the RJ-45-to-RJ-45 rollover cable and RJ-45-to-DB-25 male DCE adapter (labeled MODEM) to
connect the auxiliary port to a modem.
Table B-2
lists the signals and pinouts for the asynchronous serial
auxiliary port, the RJ-45-to-RJ-45 rollover cable, and the RJ-45-to-DB-25 male DCE adapter (labeled
MODEM).
Table B-1
Console Port Signaling and Cabling Using a DB-9 Adapter
Console Port (DTE)
RJ-45-to-RJ-45 Rollover Cable
RJ-45-to-DB-9
Terminal Adapter
Console Device
Signal
RJ-45 Pin
RJ-45 Pin
DB-9 Pin
Signal
RTS
1
1
1.
Pin 1 is connected internally to pin 8.
8
8
CTS
DTR
2
7
6
DSR
TxD
3
6
2
RxD
GND
4
5
5
GND
GND
5
4
5
GND
RxD
6
3
3
TxD
DSR
7
2
4
DTR
CTS
8
1
1
7
RTS
Table B-2
Auxiliary Port Signaling
AUX Port (DTE)
RJ-45-to-RJ-45 Rollover Cable
RJ-45-to-DB-25
Modem Adapter
Modem (DCE)
Signal
RJ-45 Pin
RJ-45 Pin
DB-25 Pin
Signal
RTS
1
8
4
RTS
DTR
2
7
20
DTR
TxD
3
6
3
TxD
GND
4
5
7
GND
GND
5
4
7
GND
RxD
6
3
2
RxD
DSR
7
2
8
DCD
CTS
8
1
5
CTS
