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Cisco VG202, Cisco VG202XM, Cisco VG204, and Cisco VG204XM Voice Gateways Hardware Installation Guide
OL-15959-01
Chapter 3 Installing the Voice Gateway
Connecting Cables
Procedure
Step 1 Connect one end of the straight-through RJ-11 cable to the FXS port. Figure 3-8 shows an FXS line
connection.
Figure 3-8 Connecting an FXS Line
Step 2
Connect the other end of the cable to the RJ-11 port on the telephone or fax machine.
1 FXS port 2 RJ-11 cable
3 RJ-11 port
VG204
12V
DC
SA
C
ON
SO
L
E
AUX
FastEt
h
ernet
0/
1
0/0
FXS
0
/
1
0
/20
/3
0
/0
Fax machine
or telephone
272271
1
2
3