[SR-Users] Kamailio for route traffic only

Johan Wilfer lists at jttech.se
Sat Nov 30 16:36:50 CET 2013


2013-11-28 10:52, driver skrev:
> Hello,
> I have such infrastructure:
>
> Asterisk1 (provider 1) - IP1
> Asterisk2 (provider 2) - IP2
>
> Softphones on client computers with configured two IPs to two Asterisk servers. User has to manually switch between each server.
>
> I need to change this that user will have only one account configured (eg. Kamailio) and Kamailio will be used only to forward to Ast1 or Ast2 by previously defined rules. How is it possible?
>
> comp1 --------> Kamailio -------> Ast1
> comp2 --------> Kamailio -------> Ast1
> comp3 --------> Kamailio -------> Ast2
> comp4 --------> Kamailio -------> Ast2
>
> Thank you,
> Marcin
>

I've a kamailio setup for this scenario. We have two providers and 
incoming and outgoing calls that our kamailio route to the same asterisk 
every time.

We solved it with a custom database table for our routing and avpops for 
the queries:
http://kamailio.org/docs/modules/stable/modules/avpops.html

I've read that sqlops are more efficient, so maybe you should evaluate 
that first:
http://kamailio.org/docs/modules/stable/modules/sqlops.html

Also, you could cache the information using a htable, but for me it's 
completly acceptable to have a sql query for each call.

The custom config is a good starting point, you just change $ru to the 
asterisk's sip-address and run t_relay(). This is the default in the 
route[RELAY]-block, so I just verify that the request is ok, and run 
router(RELAY).



-- 
Johan Wilfer



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