[Freeswitch-users] No outgoing media on SIP endpoints

Michael Jerris mike at jerris.com
Thu Apr 10 11:18:15 PDT 2008

This smells of a nat related issue.  Can you explain the network  
layout and where nat is involved.


On Apr 10, 2008, at 1:32 PM, Chris Chen wrote:

> I am new to free switch, and I am pretty amazed by the features and  
> potentials of it.
> After reading a lot from wiki site and lists, I managed to make the  
> freeswitch rc2 up and running on my centos 5, and had the sip  
> extension 1000 on Bria 2.1and sip extension 1001 on xlite 3.0  
> registered from my XP PC to the freeswitch on centos, also have four  
> extensions 1004-1007 on Grandstream 4004 and two extensions 1010 and  
> 1011 on PAP2-NA all registered on freeswicth, I was able to hear  
> music on hold by dialing 9999 and joined conference 300x, I could  
> call each other  and saw  presence  of the extensions on  Bria 2.1 ,  
> and the extensions  could  answer the ringing.
> But I coudn't  hear the remote calling party after answering each of  
> the call, I only heard the voice mail prompt, when I dialed any  
> number  1 or 2 or 3 or any digit, seemed no DTMF detection and no  
> audio  being sent.
> Could you guys  shed some light on this  and  put me to the right  
> direction?
> Your guidance is much appreciated.
> Thanks
> Chris
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