[Kamailio-Users] What is wrong with this NOTIFY packet

[Alex Balashov]

The receiving endpoint doesn't support MWI.

On 02/15/2010 03:25 AM, Asterisk User wrote:

> Hi Group,
> I know this issue has to do bit more with SIP and off from kamailio
> problems, but just wanted to know your opinions on this.
> I have my sip extensions registered to kamilio and Asterisk works as a
> voicemail server.
> Now to implement MWI i send NOTIFY packet from Asterisk to Kamailio and
> from kamailio to SIP extension (Grandstream GXP2000).
> here is the packet that travels from kamailio to extension and the
> response sent from extension to kamilio.
> ===========================
> NOTIFY sip:1111111 at arzoo.com <mailto:sip%3A1111111 at arzoo.com> SIP/2.0
> Max-Forwards: 10
> Record-Route: <sip:172.18.100.74;lr;nat=yes>
> Via: SIP/2.0/UDP 172.18.100.74;branch=z9hG4bK3c3.e1003f03.0
> Via: SIP/2.0/UDP
> 127.0.0.1:45382;received=172.18.100.73;branch=z9hG4bK.4f83530d;rport=45382;alias
> Via: SIP/2.0/UDP 172.18.100.73:5060 <http://172.18.100.73:5060>
> From: <sip:111 at arzoo.com <mailto:sip%3A111 at arzoo.com>>
> To: <sip:1111111 at arzoo.com <mailto:sip%3A1111111 at arzoo.com>>
> Contact: <sip:1111111 at arzoo.com <mailto:sip%3A1111111 at arzoo.com>>
> Call-ID: 4d61cf9e505d40e905032a18329d61ec at 172.19.100.42
> <mailto:4d61cf9e505d40e905032a18329d61ec at 172.19.100.42>
> CSeq: 1 NOTIFY
> User-Agent: VoiceMail
> Event: message-summary
> Content-Type: application/simple-message-summary
> Content-Length: 39
>
> ===========================
> SIP/2.0 415 Unacceptable Content-Type
> Via: SIP/2.0/UDP 172.18.100.74;branch=z9hG4bK3c3.02003f03.0
> Via: SIP/2.0/UDP
> 127.0.0.1:43416;received=172.18.100.73;branch=z9hG4bK.7be73901;rport=43416;alias
> Via: SIP/2.0/UDP 172.18.100.73:5060 <http://172.18.100.73:5060>
> Record-Route: <sip:172.18.100.74;lr;nat=yes>
> From: <sip:111 at arzoo.com <mailto:sip%3A111 at arzoo.com>>
> To: <sip:1111111 at arzoo.com
> <mailto:sip%3A1111111 at arzoo.com>>;tag=3c6ba3e4a93d6864
> Call-ID: 4d61cf9e505d40e905032a18329d61ec at 172.19.100.42
> <mailto:4d61cf9e505d40e905032a18329d61ec at 172.19.100.42>
> CSeq: 1 NOTIFY
> User-Agent: Grandstream GXP2000 1.1.4.14
> Accept: application/sdp, application/simple-message-summary,
> application/octet-stream, application/dialog-info+xml,
> application/pidf+xml, message/sipfrag;version=2.0
> Content-Length: 0
>
> ===========================
> Please guide me in right direction to get rid of 'Unacceptable
> Content-Type' problem.
> Thanks in advance,
> --SM
>
>
>
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-- 
Alex Balashov - Principal
Evariste Systems LLC

Tel    : +1 678-954-0670
Direct : +1 678-954-0671
Web    : http://www.evaristesys.com/