Dialogic IP Phone 05-2239-009 User Manual

Page of 604
Dialogic
®
 Global Call IP Technology Guide — November 2007
355
Dialogic Corporation
Third Party Call Control (3PCC) Operations and Multimedia Support
5.4.2
Basic Third Party Call Control Establishment
Figure 68 and Figure 69 show how to establish a basic third party call control call. A third party 
call controller, party B, establishes signaling connections to two different endpoints, party A and 
party C. The third party call controller then establishes RTP media paths between the two 
endpoints: