On Thu, 2008-06-12 at 10:46 -0400, Hegner, Travis wrote: > >If the UA ignores INVITEs that have four Via headers, it is *severely* > >broken. > > Not necessarily... > > I have a similar problem where my provider won't accept fragmented UDP > packets, nor will they accept SIP over TCP. IMO this is a shortcoming > of sipx that should be addressed. A single SIP Proxy should only > require a single via header. Sipx is very liberal with the packet size > consider there isn't much room to work with before the packet becomes > fragmented. > > My temporary work around for this is to use a stripped down asterisk > box for forwarding calls only. It re-originates the call and therefore > eliminates all previous via headers from it's point out. I recommend > using the "canreinvite" features of the SIP trunks in asterisk to > allow direct media.
The sipXbridge that is in the 3.11 development builds also reoriginates calls, partly for this reason. That doesn't change the fact that a SIP implementation that can't reassemble fragmented UDP and can't use TCP is badly broken. -- Scott Lawrence tel:+1.781.229.0533;ext=162 or sip:[EMAIL PROTECTED] sipXecs project coordinator - SIPfoundry http://www.sipfoundry.org/sipXecs CTO, Voice Solutions - Bluesocket Inc. http://www.bluesocket.com/ http://www.pingtel.com/ _______________________________________________ sipx-users mailing list [email protected] List Archive: http://list.sipfoundry.org/archive/sipx-users Unsubscribe: http://list.sipfoundry.org/mailman/listinfo/sipx-users
