Cable Pin-Outs
A-3
Null Modem
Adapter
9-pin female
connector
9-pin female
connector
Screen
Shel1
l
l
Shel1
Screen
TxD
3
l
l
3
TxD
RxD
2
l
l
2
RxD
Ground
5
l
l
5
Ground
RTS
7
l
l
7
RTS
CTS
8
l
l
4
DTR
DSR
6
l
l
l
8
CTS
DCD
1
l
l
6
DSR
DTR
4
l
l
l
1
DCD
Figure 16. Pin-Out and Pin-Assignment of Null Modem Adapter
The bridge’s console connector is wired as for a DTE, and is ready to be
connected to a modem (DCE) directly.
The RS-232 serial cable is a straight-through cable which is used to
connect a remote out-of-band SNMP management station to the bridge
(Figure 17).