Note
Access to this page requires authorization. You can try signing in or changing directories.
Access to this page requires authorization. You can try changing directories.
The user unregisters from the SIP registrar by sending a REGISTER request with an Expires: 0 header, as follows.
-
REGISTER sip:fabrikam.com SIP/2.0 Via: SIP/2.0/TLS 10.1.2.50:4237 Max-Forwards: 70 From: <sip:alice@fabrikam.com>;tag=2d0be03279;epid=492a7ce35f To: <sip:alice@fabrikam.com> Call-ID: 74c55d45a6ee404680aa55c8fe126f11 CSeq: 3 REGISTER Contact: <sip:10.1.2.50:4237;transport=tls;ms-opaque=6fb3a8330a>;methods="INVITE, MESSAGE, INFO, OPTIONS, BYE, CANCEL, NOTIFY, ACK, REFER, BENOTIFY";proxy=replace;+sip.instance="<urn:uuid:B43B3D1D-9F8F-5FDC-9F74-3CA273CADB97>" User-Agent: UCCP/2.0.6362.0 OC/2.0.6362.0 (Microsoft Office Communicator) Authorization: NTLM qop="auth", realm="SIP Communications Service", targetname="ocs.fabrikam.com", gssapi-data="TlRMTVNTUAADAAAAGAAYAHoAAAAYABgAkgAAAAoACgBIAAAAEAAQAFIAAAAYABgAYgAAABAAEACqAAAAVYKQQgUCzg4AAAAPTgBUAEQARQBWAHMAVQBuAGsAYQByAGEAbgBTAEEATgBLAEEAUgBBAE4ALQBEAEUAVgDnJVs84fE59ziCDecY7XprbBXcdABFbpbnJVs84fE59ziCDecY7XprbBXcdABFbpZwMLke/elE9fi69enePNxU", opaque="99052D67", version=3 Allow-Events: vnd-microsoft-provisioning,vnd-microsoft-roaming-contacts,vnd-microsoft-roaming-ACL,presence,presence.wpending,vnd-microsoft-roaming-self,vnd-microsoft-provisioning-v2 Supported: gruu-10, adhoclist, msrtc-event-categories ms-keep-alive: UAC;hop-hop=yes Event: registration Expires: 0 Content-Length: 0
The server responds with a 200 OK response, terminating the registration.
-
SIP/2.0 200 OK ms-keep-alive: UAS; tcp=no; hop-hop=yes; end-end=no; timeout=300 Authentication-Info: NTLM rspauth="0100000000636F6E9575D2297F8F5EF3", srand="168CE345", snum="1", opaque="99052D67", qop="auth", targetname="ocs.fabrikam.com", realm="SIP Communications Service" From: <sip:alice@fabrikam.com>;tag=2d0be03279;epid=492a7ce35f To: <sip:alice@fabrikam.com>;tag=0D08337B2339766A952BC5B9D8E0A41A Call-ID: 74c55d45a6ee404680aa55c8fe126f11 CSeq: 3 REGISTER Via: SIP/2.0/TLS 10.1.2.50:4237;received=10.54.78.109;ms-received-port=4237;ms-received-cid=10A0D00 Allow-Events: vnd-microsoft-provisioning,vnd-microsoft-roaming-contacts,vnd-microsoft-roaming-ACL,presence,presence.wpending,vnd-microsoft-roaming-self,vnd-microsoft-provisioning-v2 Supported: adhoclist, msrtc-event-categories Expires: 0 Server: RTC/3.0 Content-Length: 0