Voice over IP Configuration Examples
VC-38 Voice, Video, and Home Applications Configuration Guide

Configure Microsoft NetMeeting for Voice over IP

To configure NetMeeting to work with Voice over IP, complete the following steps:
Step1 From the Tools menu in the NetMeeting application, select Options. NetMeeting will
display the Options dialog box.
Step2 Click the Audio tab.
Step3 Click the “Calling a telephone using NetMeeting” check box.
Step4 Enter the IP address of the Cisco AS5300 in the IP address field.
Step5 Under General, click Advanced.
Step6 Click the “Manually configured compression settings” check box.
Step7 Select the CODEC value CCITT ulaw 8000Hz.
Step8 Click the Up button until this CODEC value is at the top of the list.
Step9 Click OK to exit.

Initiate a Call Using Microsoft NetMeeting

To initiate a call using Microsoft NetMeeting, perform the following steps:
Step1 Click the Call icon from the NetMeeting application. Microsoft NetMeeting will open the
call dialog box.
Step2 From the Call dialog box, select call using H.323 gateway.
Step3 Enter the telephone number in the Address field.
Step4 Click Call to initiate a call to the Cisco 3600 series router from Microsoft NetMeeting.
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Voice over IP Configuration Examples
The actual Voice over IP configuration procedure you complete depends on the actual topology of
your voice network. The following configuration examples should give you a starting point. Of
course, these configuration examples would need to be customized to reflect your network topology.
Configuration procedures are supplied for the following scenarios:
•FXS-to-FXS Connection Using RSVP
•Linking PBX Users with E&M Trunk Lines
•PSTN Gateway Access Using FXO Connection
•PSTN Gateway Access Using FXO Connection (PLAR Mode)
These examples are described in the following sections.

FXS-to-FXS Connection Using RSVP

The following example shows how to configure Voice over IP for simple FXS-to-FXS connections.
In this example, a very small company, consisting of two offices, has decided to integrate Voice over
IP into its existing IP network. One basic telephony device is connected to Router RLB-1; therefore
Router RLB-1 has been configured for one POTS peer and one VoIP peer. Router RLB-w and Router