C-3
Cisco uBR7200 Series Universal Broadband Router Hardware Installation Guide
OL-5421-03
Appendix C Cable Specifications
Console and Auxiliary Port Cables and Pinouts
Figure C-2
RJ-45 Rollover Cable Identification
The colored wires at one connector are in the reverse order at the other connector (reverses pins 1 and 8,
2 and 7, 3 and 6, 4 and 5, 5 and 4, 6 and 3, 7 and 2, 8 and 1).
The wires of the straight-through cable are in the same sequence at both ends of the cable.
Note
If your cable was purchased from Cisco Systems, pin 8 is white.
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 C-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.
Pin 1
Pin 8
H3824
Pin 1 and pin 8
should be the
same color
Table C-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
Содержание 7246 - uBR Router
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