> There are no syntax problem. I disagree. The response Via entry returned by server contains two rport parameters.
Via: SIP/2.0/UDP 10.32.140.122:5060;rport;branch=z9hG4bK-38-dc39-6b4deb27;rport=5060 _______________________________________________ Sip-implementors mailing list [email protected] https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors
