pjsip is a multimedia communication library based on the SIP protocol.
It is integrated with a rich media and a NAT traversal library
supporting the ICE protocol. It is very portable and has a small
footprint for embedded use.
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Support for PRACK, UPDATE, AKA digest
authentication, and Service-Route header have been
added. ICE and STUN have been updated to the
latest IETF draft. Numerous bugs have been fixed.
