EXFO EXpert VoIP Test Tools - Manual (Page 29)

Test Setup
EXpert IP 23
Configuration (RTP)
Configuration (RTP)
From the Main Menu, tap RTP and the Configuration tab.
Call Mode
Select the call mode:

Controller establishes a control communications channel with the
Responder. It also sends the configuration details to the Responder.
By default, the Controller is selected.

Responder (default) is the endpoint, which initiates its own stream to
the Controller test set. When Responder is selected, all other
configuration parameters are disabled.
Test Length
Select the test length:

Test Duration (sec) is the length of time the test will run in seconds:
1 to 600 seconds (default is 10 seconds).

Number of Packets is the number of RTP packets to exchange
between the controller and the responder: 2 to 65535 (default is 500).
Call Information

Media Type

Live Call (default) specifies that actual call is established between
the Controller and the Responder.

Synthesized Media specifies that EXpert IP Test Tools application
automatically generates a randomly RTP data.