Floimair Florian schrieb: > I am having trouble with a project concerning the 183 Session Progress SIP > messages. Asterisk seems to only accept these when there is also a Session > Description (SDP) included in the message. > > I also verified this by looking at the code.
Which version of Asterisk? > However for a project we are working with a trunk to a third party system > (Alcatel) and they are insisting that this behavior is non-compliant with > RFC3261 (SIP). So can someone please tell me the reason, > > why Asterisk does not support 183 messages without SDP as this would really > help me finding arguments in this situation. So far Alcatel just tells us > that this is not SIP-compliant and that we have to change things > > on the Asterisk side, but I'm not quite sure that this is really the case and > having arguments could help me clarifying this situation. What they tell you might actually be correct. Not sure. > Sip: [email protected] > <file:///T:\KAT\Signaturen\=%22sip:[email protected]%22> Something went wrong here. JFYI. Philipp Kempgen -- AMOOMA GmbH - Bachstr. 126 - 56566 Neuwied -> http://www.amooma.de Geschäftsführer: Stefan Wintermeyer, Handelsregister: Neuwied B14998 Asterisk: http://the-asterisk-book.com - http://das-asterisk-buch.de Videos of the AMOOCON VoIP conference 2009 -> http://www.amoocon.de -- _______________________________________________ -- Bandwidth and Colocation Provided by http://www.api-digital.com -- asterisk-users mailing list To UNSUBSCRIBE or update options visit: http://lists.digium.com/mailman/listinfo/asterisk-users
