3Com VCX v7111 User Manual page 35

V7111 1x PORT Cables and Cabling Procedure
Table 11
Cable Cabling Procedure
RJ-45 Ethernet Connect the Ethernet connection on the V7111 1x PORT directly to the network using
cable
a crossover RJ-45 Ethernet cable. For connector pinouts, see
Note that when assigning an IP address to the V7111 1x PORT using HTTP (see
1 in Assigning an IP Address Using HTTP), you may be required to disconnect this
cable and re-cable it differently.
RJ-11 two-wire
Connect the RJ-11 FXS connectors to fax
telephone cords
machines, modems, or phones.
Connect the RJ-11 FXO connectors to
telephone exchange analog lines or PBX
extensions.
Lifeline For detailed information on setting up the Lifeline, see the procedure in
V7111 1x PORT/FXS Lifeline
RS-232 serial cable For detailed information on connecting the V7111 1x PORT RS-232 port to your PC,
see Connecting the V7111 1x PORT RS-232 Port to Your PC
AC Power cable
Connect the V7111 1x PORT power socket to the mains.
WARNING:
To reduce the risk of fire, use only No. 26 AWG or larger telecommunication line
cords.
WARNING:
Units must be connected by service personnel to a socket-outlet with a protective
earthing connection.
RJ-45 Ethernet Connector Pinouts
Figure 9
RJ-45 Connector and Pinout
1 2 3 4 5 6 7 8
1 - Tx+
2 - Tx-
3 - Rx+
6 - Rx-
RJ-11 Phone Connector Pinouts
Figure 10
RJ-11 Connector and Pinout
1 2 3 4
1 - Not connected
2 -
Tip
3 -
Ring
Not connected
4 -
®
3Com VCX V7111 VoIP Gateway User Guide
4, 5, 7, 8
not
connected
Figure 9.
Ensure that FXS and FXO ports are
connected to the correct devices,
otherwise damage can occur.
The RJ-11 connector pinouts are
described in Figure 10).
Cabling the
Step
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