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Auxiliary Port
Pinouts
Table A-11 lists the cable pinouts for the auxiliary port on the Edge Router
module.
Mini-DIN to DB-25 Modem Cable
Table A-12 lists auxiliary port pinouts for the 3Com OpenHub Management
Cable (mini-DIN to DB-25 modem adapter cable).
Table A-11
Auxiliary Port Pinouts (DTE)
Pin
Signal
Input/Output
1
DTR
Output
2
CTS
Input
3
TXD
Output
4
GND
5
RXD
Input
6
RTS
Output
7
DCD
Input
8
Not Connected
Table A-12
Auxiliary Port Pinouts (Mini-DIN to DB-25 Modem Cable)
Mini-DIN
DB-25
Input/Output
Pin
Signal
Pin
Signal
1
DTR
20
DTR
Output
2
CTS
5
CTS
Input
3
TXD
2
TXD
Output
4
GND
7
GND
5
RXD
3
RXD
Input
6
RTS
4
RTS
Output
7
DCD
8
DCD
Input
8
Not Connected
17
RTXC