Cisco WS C4224V 8FXS - 200Mbps Ethernet Switch Software Configuration Manual page 200

Chapter 7 Configuring the Eight-Port FXS RJ-21 Module
Sample Configuration
>!
>voice-port 4/7
>!
>dial-peer voice 1 pots
> destination-pattern 20
> port 4/0
>!
>dial-peer voice 2 voip
> destination-pattern 10
> session target ipv4:172.20.59.61
>!
>gatekeeper
> shutdown
>!
>line con 0
> exec-timeout 0 0
> transport input none
>line vty 0 4
> login
>!
>end
Catalyst 4224 Access Gateway Switch Software Configuration Guide
7-14
OL-2031-02