Rs-232-C Modem Cable - HP 10:10 LAN Bridge MB Installation And Reference Manual

RS-232-C Modem Cable

Minimum Pin-Out
Modem end Bridge end
25-pin male 25-pin male Signal
2
3
4
5
6
7
8
20
22
23
A-8 Cables and Connectors
2 Tx
3 Rx
4 RTS
5 CTS
6 DSR
7 GND
8 CD OR DCD
20 DTR
22 RI
23 DRS – typically on V.24 (European) modems