As per the STUN standards, it is said that STUN works well with full cone NAT, address restricted cone NAT and port restricted cone NAT. But STUN does not work well with Symmetric NATs. Please let me know the types of NAT that PJNATH stun implementation works well with. Also does it work for symmetric NAT? -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.pjsip.org/pipermail/pjsip_lists.pjsip.org/attachments/20090714/3b8fc25b/attachment.html>