Call-ID: 40c13000-9cb1d249-d91a6-af8a8c0@192.168.248.10User-Agent: Cisco-CUCM11.5CSeq: 102 PRACKRAck: 2124 101 INVITEAllow-Events: presenceMax-Forwards: 70Content-Type: application/sdpContent-Length: 231 v=0o=CiscoSystemsCCM-SIP 13956200 1 IN IP4 192.168.248.10s=SIP Callc=IN IP4 ...