[SR-Users] RTP Proxy with Local IP and Public IP

Alex Balashov abalashov at evaristesys.com
Mon Dec 13 21:58:19 CET 2021


… and always consider whether your use of rtpproxy is intentional, or whether you just overlooked RTPEngine… 

> On Dec 13, 2021, at 11:33 AM, Fred Posner <fred at palner.com> wrote:
> 
> On 12/12/21 2:54 PM, Vijo Jose wrote:
>> Hai Everyone.
>> 
>> I have configured the RTP Proxy with Kamailio SIP Proxy Server.
>> 
>> ...[snip]
>> 
>> Once the call is answered the RTP is started to send from the SIP server
>> to the SIP Proxy server over the public IP from 90.XX.XX.XX to
>> 103.XX.XX.XX which is working as expected. But from the sip user
>> 10.0.0.5 the RTP is flowing to Proxy server public IP 103.XX.XX.XX
>> instead of RTP Proxy server Localip 10.0.0.1.
>> 
>> How can we configure the same?
>> 
> 
> Take a look at bridge mode for rtpproxy. You'll want an internal side
> for NAT and an external side for using the public IP.
> 
> Some discussions:
> 
> https://lists.kamailio.org/pipermail/sr-users/2015-August/089512.html
> https://saevolgo.blogspot.com/2012/03/making-rtpproxy-work.html
> 
> 
> --
> Fred Posner | palner.com
> Matrix: @fred:matrix.lod.com
> o: +1 (212) 937-7844
> 
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-- 
Alex Balashov | Principal | Evariste Systems LLC

Tel: +1-706-510-6800 / +1-800-250-5920 (toll-free)
Web: http://www.evaristesys.com/, http://www.csrpswitch.com/




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