[Serusers] Nathelper/RTPProxy not working for agents behind NAT

Java Rockx javarockx at gmail.com
Thu Mar 31 20:25:36 CEST 2005


Perhaps our "getting started" document at http://www.onsip.org/ will
help you. It's based on ser-0.9.x, but it does cover both mediaproxy
and rtpproxy.

Regards,
Paul


On Thu, 31 Mar 2005 19:22:23 +0100 (BST), Vivienne Curran
<vivcurran at yahoo.co.uk> wrote:
>  
> 
> Hi, 
> 
>   
> 
> I am having problems troubleshooting a problem I am experiencing with my SER
> configuration. I have ser 0.8.14 running with rtpproxy and nathelper
> enabled. I have two phones on the same subnet behind nat and I would like to
> make a call between the two. I want to invoke rtpproxy for this as they both
> have private address [I know this isn't the most efficient way as they're
> both on the same subnet but I can worry about that later]. 
> 
>   
> 
> When I ring from the phone 1 (2092) to phone 2 (2093), 2092 can hear voice
> but 2093 can't. When 2093 ring 2092, there's no audio. These phones are
> Grandstream BT100's. They have been configured to listen on different SIP
> and RTP ports. 
> 
>   
> 
> 2092: SIP Port: 5060 
> 
> 2092: RTP Port: 5004 
> 
> 2093: SIP Port: 5061 
> 
> 2093: RTP Port: 5005 
> 
>   
> 
> I have tried to include my ser.cfg and SER message dumps but serbouncers
> said the attachment was too big. I can try adding them again if requiredI
> can confirm that my rtpproxy is working (originally I thought it wasn't) by
> using "strace –d <rtpproxy  pid> -f –F". I can see a signal being returned. 
> 
>   
> 
> Any help would be appreciated or advise as to how I can proceed
> troubleshooting. 
> 
> Kindest Regards, 
> 
> Vivienne.
> 
> Send instant messages to your online friends http://uk.messenger.yahoo.com 
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> 
> 
>




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