From: "Unified Client User" ;tag=[call_number] Call-ID: [call_id] Cseq: [cseq] PUBLISH Event: presence Expires: [field6] Max-Forwards: [field5] Contact: Content-Type: application/pidf+xml Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, NOTIFY, MESSAGE, SUBSCRIBE, INFO Supported: eventlist User-Agent: cisco agent Content-Length: [len] open false false true active open open mailto:[field0]@[field1] open phone: ]]>