INVITE sip:s@192.168.1.101 SIP/2.0 To: From: "anonymous";tag=d3aeaa05 Via: SIP/2.0/UDP 216.18.125.7:5065;branch=z9hG4bK-d87543-961e467b16872d607e64-1-cHAyMGRlNWY2OWRmMDY1ZjUwYWEwMg..-d87543- Call-ID: 2f4ff91a273a0f436b8d017e26c89133 CSeq: 185851410 INVITE Contact: Max-Forwards: 68 Allow: REGISTER, OPTIONS, INVITE, ACK, CANCEL, BYE, NOTIFY, REFER, INFO, SUBSCRIBE Content-Type: application/sdp Content-Length: 351