Patrick,Thanks a lot for your quick help. Yes, I configured the NAT options in sip.conf.BTW, I am using 12.1.1, will try 11.8.1 and see if I can make it work.Thanks agai..
Author : William Wu
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experts, I am trying Asterisk SRTP in my environment, and find that when Asterisk is behind a NAT, the audi/video UDP ports opened for SRTP relay by Asterisk are local ports on the Asterisk server, media from the two clients out of the NAT (for exam..