[SIPForum-discussion] Error 415 - SIP and Exchange Server 2007

[Ayyanar PK]

 Hello,check for the capabilites(Codec, framing) from your side and the MIcrosoft exchange server, guess they are not common and not compatible.Regards,Ayyanar Original message From:Fernando Pinheiro< nandu88 at gmail.com >Date: 25 Nov 08 23:52:06Subject:[SIPForumdiscussion] Error 415  SIP and Exchange Server 2007To: discussion at sipforum.orgHello.I need to understand the source of my problem with SIP trunk and Microsoft Exchange Server 2007 (Unified Messaging feature). I have a PBX Aastra/Ericsson MXONE that receive an SIP response 415  Unsupported Media Type from Exchange UM Server.The normal operation is, i think:PBX > Exchange | INVITE sip:user at sipdomain,user=phone,transport=tcp; PBX > Exchange | ACK sip:user at sipdomain,user=phone,transport=tcp; Att,Fernando  This is the SIP Forum discussion mailing list TO UNSUBSCRIBE, or edit your delivery options, please visit http://sipforum.org/mailman/listinfo/discussion Post to the list at discussion at sipforum.org 
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