Method and system for distributing a timing signal

Method and system for enhanced client identification

Method and system for group call service

Method and system for integrating video and data transfers in a

Method and System for Joining a virtual talk group

Method and system for location based subject matter...

Method and system for loop prevention in telecommunications

Method and system for maintaining video connectivity

Method and system for managing simultaneous electronic...

Method and system for manipulating a shared object

Method and system for multi-media collaboration between...

Method and system for providing a private conversation...

Method and system for providing communication control...

Method and system for providing enhanced call service...

Method and system for providing voice over IP conferencing...

Method and system for reserving facility resources for a...

Method and system for reserving resources of a multipoint...

Method and system for scheduling data transmission in...

Method and system for serving multi-media data between...

Method and system for supporting dynamic stream attributes