[Serusers] ser+nat+siproxd+asterisk
Waldo Rubinstein
waldo at trianet.net
Fri Sep 2 07:13:57 CEST 2005
Wouldn't mind learning from your accomplishments. How about sharing
some how-tos and/or config files?
Would be greatly appreciated.
Thanks,
Waldo
On Sep 2, 2005, at 12:58 AM, jeff kwong wrote:
> Hi Guys!
>
> I just would like to share that I was able to get a working setup
> using SER as Softswitch, Asterisk as PSTN gateway and SIPROXD on my
> NAT Router. SIPROXD is an open source ALG and it effectively
> handles sip nat traversals. With it I dont have to run a seperate
> mediaproxy. When making calls from SIP UA to PSTN, RTP is as below:
>
> UA---NAT/SIPROXD---ASTERISK
>
> for 2 UA behind the same NAT:
>
> UA1--NAT---UA2
>
> and for 2 UA behind different NATs:
>
> UA1--NAT1----NAT2---UA2
>
> Thus there is less latency on signals and less traffic on SER. My
> question is, from the experience of other guys here, what do you
> think is the drawback or advantages of using SIPROXD together with
> SER to solve SIP NAT issues compared to other methods like using
> mediaproxy and rtpproxy?Will I still be able to do other SER
> features like accounting?
>
>
> Thanks!
> _jeff
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