[SIPForum-discussion] Reason: Q.850; cause=41 Under SIP 183 w/SDP

Herve Jourdain herve.jourdain at mstarsemi.com
Tue Mar 17 01:27:02 UTC 2015

Dear Nitin,


According to Q.850, this code stands for « Temporary Failure »…

You can download Q.850 from ITU-T freely from the following link:





Herve Jourdain


From: discussion-bounces at sipforum.org [mailto:discussion-bounces at sipforum.org] On Behalf Of NK
Sent: mercredi 11 mars 2015 19:11
To: discussion
Subject: [SIPForum-discussion] Reason: Q.850;cause=41 Under SIP 183 w/SDP


Dear All,


Can you please help on the issue where i am getting Reason: Q.850;cause=41 under on SIP stack for 183 Session Progress.


I received SIp 183 w/SDP from vendor and its included the below parameters and then i received SIP 487 from vendor. I checked couple of documents but i have not received relevent information.


Can you please help on this if this is valid or it should have seperate messege for this.


SIP/2.0 183 Session Progress

To: <sip:1234567890 at <mailto:sip%3A1234567890 at> >;tag=1_1116_t229783_ki97_CtkS0B493D

From: <sip:011+123456789 at <mailto:sip%3A011%2B123456789 at> >;tag=gK0226417f

Call-ID: 10166308-3634993113-726293 at SBC1-A.mydomain.com <mailto:10166308-3634993113-726293 at SBC1-A.mydomain.com> 

Via: SIP/2.0/UDP;branch=z9hG4bK172b17524b86324ef07648708b6f9bb8


Supported: 100rel

Contact: <sip:123456789 at;transport=udp>

Reason: Q.850;cause=41

Server: BTS10200/900-06.00.03.V00 (SIA)

Content-Length: 225

Content-Type: application/sdp


Thank you in advance.



Nitin Kapoor

-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://sipforum.org/pipermail/discussion/attachments/20150317/f395e059/attachment-0002.html>

More information about the discussion mailing list