3-33
Cisco 860 Series, Cisco 880 Series, and Cisco 890 Series Integrated Services Routers Hardware Installation Guide
OL-16215-11
Chapter 3 Connecting the Router
Connecting an FXS Line
Warning
For connections outside the building where the equipment is installed, the following ports must be
connected through an approved network termination unit with integral circuit protection: FXS.
Statement 1044
To connect the FXS line, follow these steps:
Step 1 Connect one end of the straight-through RJ-11 cable to the FXS port. Figure 3-30 shows an FXS line
connection.
Figure 3-30 Connecting an FXS Line
Step 2 Connect the other end of the cable to the RJ-11 port on the fax machine or telephone.
1FXS port 3RJ-11 port
2RJ-11 cable
Fax machine
or telephone
241907
1
2
3