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[reSIProcate] Problem with registering Microsoft Office Comunicator to SIP Proxy using DUM

From: "Dima Borshevsky" <dimab@xxxxxxxxxxxxxxxx>
Date: Tue, 14 Nov 2006 18:28:45 +0200

Hi,

Implementing registrar I receive REGISTER request and answer with OK.

Using the sniffer I see that the messages are sent.

However, Microsoft Office Communicator responses with timeout and refuses

Following is the logging data:

Via: SIP/2.0/TCP 172.20.1.198:8271

Max-Forwards: 70

Contact: <sip:172.20.1.198:8271;transport=tcp>;methods="INVITE, MESSAGE, INFO, SUBSCRIBE, OPTIONS, BYE, CANCEL, NOTIFY, ACK, REFER, BENOTIFY";proxy=replace

To: <sip:OfficeCom@xxxxxxxxxxxx>

From: <sip:OfficeCom@xxxxxxxxxxxx>;tag=94f84e3f65;epid=f339ef366d

Call-ID: 180381a484a648318867ff4bfdfc26a1

CSeq: 1 REGISTER

Supported: com.microsoft.msrtc.presence, adhoclist, ms-forking

User-Agent: LCC/1.3.5371 (Microsoft Office Communicator 2005 1.0.559.0)

Event: registration

Allow-Events: presence

Content-Length: 0

ms-keep-alive: UAC;hop-hop=yes

DEBUG | 20061114-174158.930 | MXM SIP PROXY | RESIP:TRANSPORT | 3572 | ConnectionBase.cxx:200 | ##Connection: CONN_BASE: 016C7210 [ V4 172.20.1.198:1045 TCP target domain=unspecified received on: Transport: [ V4 0.0.0.0:5060 TCP target domain=unspecified connectionId=0 ] connectionId=3 ] received: REGISTER sip:172.20.1.180 SIP/2.0