[Kamailio-Users] Ratelimit outgoing SIP INVITE messages after dispatcher

[Ovidiu Sas]

Just call rl_check()/rl_check_pipe() to see if the imposed cps limit
was reached:
 - if not, route the call normally;
 - if yes, pick the next destination/carrier.

Regards,
Ovidiu Sas

On Sat, Aug 16, 2008 at 5:48 PM, sergejf <serge at elasticall.com> wrote:
>
> Hello,
>
> We are connected to several VoIP carriers that impose a calls per second
> (CPS) rate limit on their SIP trunks. For example, on TRUNK1 we can only
> make call attempts at 10 CPS.
>
> Our calls are originally made by a dialer that does not support rate
> limiting, hence it always blasts calls as fast as it can. Upon receiving
> these SIP INVITE messages we determine what carrier to use and perform a
> mapping to a dispatcher group. Call attempts are then load-balanced between
> all SIP trunks from the chosen carrier.
>
> My question is whether it is possible to use the ratelimit module in
> conjunction with the dispatcher (or carrierroute) to ensure we don't
> overload the carrier SIP trunks? If this is possible, then I wonder how to
> configure ratelimit to support a 10 CPS call attempts rate.
>
> Thanks in advance for any advice on the topic!
>
> Serge
> --
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> Sent from the OpenSER Users Mailing List mailing list archive at Nabble.com.
>
>
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