Thanks Matt, that is exactly what I was looking for. On Fri, Jan 18, 2013 at 5:24 PM, Matthew Jordan <mjor...@digium.com> wrote:
> On 01/18/2013 05:37 AM, Salman Zafar wrote: > > > No luck so far, should I consider it a bug in Asterisk 11 as I have > > tried different version of Asterisk 11 as well. Carrier sends BYE with > > service not implemented where as asterisk advertise udptl in SDP for > > Answer. I do not want it to be advertised by Asterisk 11 in Answer() as > > I am not using it(udptl, fax etc) in any case. > > > > > > It is not a bug in Asterisk. Asterisk is following what the RFC says it > MUST do. It is, however, a bug with your carrier. I would do the following: > > 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. > > 3) When you find out what they want, modify chan_sip so that it answers > back with whatever they told you they want. This will occur in > chan_sip's add_sdp method - in particular, look for the portion where > add_sdp adds *either* the m_modem/a_modem strings to the SDP *or* the > pre-formatted decline_m_line. > > Matt > > -- > 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 > -- Regards ************************** Muhammad Salman Zafar ***************************
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