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Specifications A - 5
RS-232 25-Pin Port Connector Pinouts
This section describes the serial port pinouts for the RS-232 25-pin
connector on the RMON MultiProbe Module faceplate. Table A-1 lists the
pinouts for the RS-232 25-pin connector.
Note: The RMON MultiProbe Module asserts pins 20 and 4
continuously. Pins 20 and 4 are de-asserted only when the
serial line is hung up in a modem connection.
Table A-1. RMON MultiProbe Module RS-232 25-Pin Port
Connector Pinouts
Pin US CCITT DIN
1 CHS GND 101
2Tx103D1
3Rx104D2
4 RTS 105 S2
5 CTS 106 M2
6DSR107M1
7 GND 102
8 DCD 109 M5
20 DTR 108 S1
22 RI 125 M3
23 SR 111