On Thu, Dec 18, 2008 at 12:46 AM, Silvia Menendez <[email protected] > wrote:
> Hello may situation is the next: > > Asterisk <--> NAT1 (router)<---> internet <--> NAT2 (router) <--> x-lite > ^ > | > ip phone (cisco) > > Asterisk and de cisco phone are in the same LAN. I want to make a > call between the x-lite and the ip phone. I can do the call but there is > only audio from de ip-phone to the x-lite. From the x-lite to de ip phone > there is no audio. > I have made port fordwarding in the router 1. I have opened ports 5060-5070 > to SIP and 10000-20000 to RTP. > In the sip.conf file I have externip, localnet, bindport, bindaddres, nat = > yes etc. > I have used wireshark to see the frames and there is rtp traffic in both > direccion so i don´t know what the problem is. > I have used the x-lite in the same LAN than the ip-phone and all is good so > the two phones works fine. > What is the problem? Thank you in advance > a pointer to check, in rtp.conf just make sure that rtp start port is set explicitly rtpstart=10000, cause default rtpstart is 5000 so opening port 10000-20000 in router without setting this may not help. -- Thanks & Regards, Godson Gera http://godson.in/voip-asterisk-consultant-hyderabad-india
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