On 01/26/2013 07:26 AM, Andreas Sikkema wrote: > On 1/18/13 13:24 , Matthew Jordan wrote: >> 1) Contact your carrier and ask why they are rejecting the 200 OK. >> >> 2) Assuming they won't change their behaviour, find out what they want >> in a response that declines an image media format. Without knowing what >> your carrier thinks the SDP should look like, any modifications you make >> to Asterisk will be guesses. > > > I ran into a similar problem this week. There's a number of SIP > implementations (either legacy or not good enough) that don't handle a > zero port denial of a media stream quite right. > > In the past these implementations would have worked fine when the called > party would have just ignored the offending media stream, instead of > sending an explicit deny. >
A part of me wonders is if you're really running into the issue described on ASTERISK-20908 [1]. Do you mind trying the patch on there to see if it helps? If it does, then the culprit isn't the 0 port but the lack of a terminating '\r\n' on the offer. [1] https://issues.asterisk.org/jira/browse/ASTERISK-20908 -- Matthew Jordan Digium, Inc. | Engineering Manager 445 Jan Davis Drive NW - Huntsville, AL 35806 - USA Check us out at: http://digium.com & http://asterisk.org -- _____________________________________________________________________ -- Bandwidth and Colocation Provided by http://www.api-digital.com -- New to Asterisk? Join us for a live introductory webinar every Thurs: http://www.asterisk.org/hello asterisk-users mailing list To UNSUBSCRIBE or update options visit: http://lists.digium.com/mailman/listinfo/asterisk-users
