[Users] rport error

Klaus Darilion klaus.mailinglists at pernau.at
Thu Nov 10 07:16:52 CET 2005

If it only happens with Cisco GWs indeed the whole SIP packet dump would 
be interesting. You should also post it to the linphone mailing list.


Marco wrote:
> On Wed, Nov 09, 2005 at 10:46:05AM +0100, Klaus Darilion wrote: 
>>The ; is missing between port and "rport" parameter. MAybe this is a bug 
>>in linphone? It would help if you post the complete SIP call flow using
>>  ngrep -W byline port 5060
> Thanks.
> Here it is the captured wrong ack I suppose.
> One side is using linphone, the other is a Cisco gateway.
> U 213.144.x.x:15394 -> 213.215.y.y:5060
> ACK sip:00000 at SIP/2.0.
> Via: SIP/2.0/UDP 213.144.x.x:15394rport;branch=z9hG4bK1176333941.
> Route: <sip:213.215.y.y;ftag=1627568967;lr=on>.
> From: <sip:marco at domain>;tag=1627568967.
> To: <sip:000000 at domain>;tag=B27BADC-1420.
> Call-ID: 867345324 at 213.144.x.x.
> CSeq: 21 ACK.
> Contact: <sip:marco at 213.144.x.x:15394.
> Max-Forwards: 5.
> User-Agent: Linphone-1.0.1/eXosip.
> Content-Length: 0.
> The other packets seem all right, at least for the rport header.
> What I don't understand is that the problem appears 
> only when one side is using Cisco, with different clients
> on the other side. From the captured ACK seems instead that the
> bug is in the packet originate by linphone.
> I can post the whole flow if it can be useful.
> Regards,

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