* SIP Server Technical Overview * SIP-Protocol Overview * Understanding SIP Servers * Media Gateway Control Protocols * The H.323 Revolution * 3G Powered 3G-H.324M Protocol * Overview of H.323-SIP Interworking * Traversal of IP Voice and Video Through Firewalls
preview:
http://www.radvision.com/Resources/WhitePapers/
6/23/2003
