Cisco 3725 Software Configuration Guide - Page 135

Chapter 4 Configuring Voice-over-IP Router SLC Configuration ! Configure pots dial-peer 1 dial-peer voice 1 pots destination-pattern +9........... port 1/0/0 ! Configure voip dial-peer 2 dial-peer voice 2 voip destination-pattern +14085274000 session target ipv4:172.16.1.123 ! Configure serial interface interface serial 0/0 ip address 172.16.65.182 no shutdown PSTN Gateway Access Using FXO Connection (PLAR Mode) The following example shows how to configure VoIP to link users with the PSTN gateway using an FXO connection (PLAR mode). In this example, PSTN users in Salt Lake City, Utah, can dial a local number and establish a private line connection in a remote location. As in the previous example, Router SLC in Salt Lake City is connected directly to the PSTN through an FXO interface. Figure 4-4 illustrates the topology of this connection example. Figure 4-4 PSTN Gateway Access Using FXO Connection (PLAR Mode) Note This example assumes that the company already has established a working IP connection between its two remote offices. Router SJ Configuration ! Configure pots dial-peer 1 dial-peer voice 1 pots destination-pattern +14085274000 port 1/0/0 ! Configure voip dial-peer 2 dial-peer voice 2 voip destination-pattern +9........... session target ipv4:172.16.65.182 ! Configure the serial interface OL-1957-04 Software Configuration Guide for Cisco 2600 Series, Cisco 3600 Series, and Cisco 3700 Series Routers 4-9