Discussion related to multimedia signaling that does not fit into any of the other forums
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- Location: Research Triangle Park, NC, USA
H.323 and SIP are protocols to allow voice and video communications over the Internet. They are widely used in various products from manufacturers, including Cisco, Polycom, Lifesize, etc. There are also used by many service providers, including AT&T, Verizon, France Telecom, China Unicom, NTT, etc.