Session Initiation Protocol Websites
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Internet Telephony
466,532 
$ 5,040.00
SIP Forum - Home
SIP Forum - a non-profit industry organization that promotes the advancement and adoption of the SIP protocol
1,142,571 $ 720.00
Packetizer
Packetizer is the definitive resource for information related to information technologies, particularly those in the area of packet-switched conversational protocols. Packetizer offers technical guidance, provides technical presentations and papers, and serves as a hub for developers, product managers, and end users.
1,630,891 $ 480.00