Cisco MWR-1941-DC-2T1 Hardware Installation Guide - Page 72

Console and Auxiliary Port Signals and Pinouts Appendix B Cable Specifications Table B-2 lists the pinouts for the asynchronous serial console port, the RJ-45-to-RJ-45 rollover cable, and the RJ-45-to-DB-25 female DTE adapter (labeled TERMINAL). Table B-2 Console Port Signaling and Cabling Using a DB-25 Adapter Console Port (DTE)1 RJ-45-to-RJ-45 Rollover Cable RJ-45-to-DB-25 Terminal Adapter Signal RTS RJ-45 Pin 12 RJ-45 Pin 8 DB-25 Pin 5 DTR 2 7 6 TxD 3 6 3 GND 4 5 7 GND 5 4 7 RxD 6 3 2 DSR 7 CTS 81 2 20 1 4 1. You can use the same cabling to connect a console to the auxiliary port 2. Pin 1 is connected internally to pin 8 Console Device Signal CTS DSR RxD GND GND TxD DTR RTS Auxiliary Port Signals and Pinouts Table B-3 lists the 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-3 Auxiliary Port Signaling and Cabling Using a DB-25 Adapter Auxiliary Port (DTE) RJ-45-to-RJ-45 Roll-Over Cable Signal RTS RJ-45 Pin 11 RJ-45 Pin 8 DTR 2 7 TxD 3 6 GND 4 5 GND 5 4 RxD 6 3 DSR 7 2 CTS 81 1 1. Pin 1 is connected internally to pin 8. RJ-45-to-DB-25 Modem Adapter DB-25 Pin 4 20 3 7 7 2 8 5 Modem Signal RTS DTR TxD GND GND RxD DCD CTS Cisco MWR 1941-DC Mobile Wireless Edge Router Hardware Installation Guide B-6 78-15827-06B0