/mcpSPA112 firmware versions 1.2.1(004) and newer April 5 th 2013 Check for updates at: https://supportforums.cisco.com/docs/DOC-31744 Transmission Control Protocol, Src Port: 5077 (5077), Dst Port: sip (5060), Seq: 1163, Ack: 1379, Len: 761 Session Initiation Protocol (REGISTER) Request-Line: REGISTER sip:10.99.31.140 SIP/2.0 Message Header Via: SIP/2.0/TCP 10.99.31.132:5077;branch=z9hG4bK-c6ef563c From: sip:1022@10.99.31.140;tag=212cfce5c8d03e9o0 To: sip:1022@10.99.31.140 Call-ID: f81e24aa-db5053bf@10.99.31.132 CSeq: 26544 REGISTER Max-Forwards: 70 Authorization: Digest username="1022",realm="ccmsipline",nonce="iVST/8LeNp0TaD2e7s00mp9kyP7k7/w9",uri="sip:10.99.31 .140",algorithm=MD5,response="003c24b4c124aa7f5019dd5a73a71346" Contact: sip:1022@10.99.31.132:5077;transport=tcp;expires=3600 P-Station-Name: ;mac=ccef485c0e9a; sn=CBT154305BS User-Agent: Cisco/SPA112-1.3.1(003) P-Station-Name: ;mac=ccef485c0e9a; display=""; sn=CBT154305BS Content-Length: 0 Allow: ACK, BYE, CANCEL, INFO, INVITE, NOTIFY, OPTIONS, REFER Supported: replaces No. Time ToD Source Destination Protocol Length Info 337 69.488 14:36:55.550 10.99.31.140 10.99.31.132 SIP 349 Status: 100 Trying (0 bindings) | Frame 337: 349 bytes on wire (2792 bits), 349 bytes captured (2792 bits) on interface 0 Ethernet II, Src: WistronI_11:22:33 (f0:de:f1:11:22:33), Dst: Cisco_5c:0e:9a (cc:ef:48:5c:0e:9a) Internet Protocol Version 4, Src: 10.99.31.140 (10.99.31.140), Dst: 10.99.31.132 (10.99.31.132) Transmission Control Protocol, Src Port: sip (5060), Dst Port: 5077 (5077), Seq: 1379, Ack: 1924, Len: 283 Session Initiation Protocol (100) Status-Line: SIP/2.0 100 Trying Message Header Via: SIP/2.0/TCP 10.99.31.132:5077;branch=z9hG4bK-c6ef563c From: sip:1022@10.99.31.140;tag=212cfce5c8d03e9o0 To: sip:1022@10.99.31.140 Date: Fri, 05 Apr 2013 19:36:51 GMT Call-ID: f81e24aa-db5053bf@10.99.31.132 CSeq: 26544 REGISTER Content-Length: 0 No. Time ToD Source Destination Protocol Length Info 338 69.498 14:36:55.560 10.99.31.140 10.99.31.132 SIP 471 Status: 200 OK (1 bindings) | Frame 338: 471 bytes on wire (3768 bits), 471 bytes captured (3768 bits) on interface 0 Ethernet II, Src: WistronI_11:22:33 (f0:de:f1:11:22:33), Dst: Cisco_5c:0e:9a (cc:ef:48:5c:0e:9a) Internet Protocol Version 4, Src: 10.99.31.140 (10.99.31.140), Dst: 10.99.31.132 (10.99.31.132) Transmission Control Protocol, Src Port: sip (5060), Dst Port: 5077 (5077), Seq: 1662, Ack: 1924, Len: 405 Session Initiation Protocol (200) Status-Line: SIP/2.0 200 OK Message Header Via: SIP/2.0/TCP 10.99.31.132:5077;branch=z9hG4bK-c6ef563c From: sip:1022@10.99.31.140;tag=212cfce5c8d03e9o0 To: sip:1022@10.99.31.140;tag=552965170 Date: Fri, 05 Apr 2013 19:36:51 GMT