Chris Maciejewski schrieb: > 2008/8/11 Darshaka Pathirana <[EMAIL PROTECTED]>: >> Yes! I think that's the point! Listening on a port (for incoming >> connections) is one thing, using a port for outgoing connections is >> another! >> > > I am afraid I can't agree to the above. Modern SIP user agents due to > the NAT traversal issues should use "symetric signalling" ie, send > outbound connection and listen to incoming ones on THE SAME PORT - > which should be 5060. Some links to articles on this matter: > > http://www.ietf.org/internet-drafts/draft-ietf-sipping-nat-scenarios-08.txt > > http://www.ag-projects.com/docs/PressArticles/NATtraversal-BestPractices.pdf > > http://www.informatik.uni-bremen.de/~prelle/terena/cookbook/main/ch04s07.html
That's right. Every communication has to be symmetric. Theat means SIP and RTP sockets have to be used for both - sending and receiving. Otherwise you can not use the client behind NAT. regards klaus _______________________________________________ QuteCom-dev mailing list [email protected] http://lists.qutecom.org/mailman/listinfo/qutecom-dev
