[Kamailio-Users] Architecture with load-balancing (dispatcher module)

[Pascal Maugeri]

On Thu, Oct 23, 2008 at 12:16 PM, Alex Balashov
<abalashov at evaristesys.com>wrote:

> Any "frontal application-level switch" would simply have the same
> liability.
>

right.

>
> Kamailio is a very high-throughput proxy that can handle huge amounts of
> call setups per second.  I think you can count on that.


Yes but you may need to use the power of all your load-balancer nodes. I
believe we can expect 10K transactions/seconds on a single load-balancer
node, but if you need to handle more traffic, load balancer node may be a
bottleneck.

>
>
> Failing over around the load balancer node to a secondary load balancer or
> distributing the traffic among multiple load balancers is a job best left to
> the sending endpoint.  For example, a DID origination provider's switch or
> SBC can be set up to fail over calls to a different IP endpoint for your SIP
> trunk if no response is received within a certain amount of time.  That is
> how this is typically done.  At some point you've got to say that you've
> done all you can do, and it's up to the other side.
>

Thanks Alex, it's a good point.

-pascal


>
> Pascal Maugeri wrote:
>
>  Hi
>>
>> I was wondering how to achieve an architecture with two or more active
>> load-balancer nodes (kamailio+dispatcher module).
>>
>> I have read how to setup two dispatcher nodes, one node as a master and
>> the other one as a backup.
>>
>> The backup node doesn't process any traffic until master fails. But how to
>> make the traffic being processed by both load-balancers ? In the case for
>> instance the capacity of single node is not enough to process all incoming
>> traffic. Is there any recommended configuration (eg. using frontal
>> application-level swith)
>>
>> Regards,
>> Pascal
>>
>>
>> ------------------------------------------------------------------------
>>
>> _______________________________________________
>> Users mailing list
>> Users at lists.kamailio.org
>> http://lists.kamailio.org/cgi-bin/mailman/listinfo/users
>>
>
>
> --
> Alex Balashov
> Evariste Systems
> Web    : http://www.evaristesys.com/
> Tel    : (+1) (678) 954-0670
> Direct : (+1) (678) 954-0671
> Mobile : (+1) (706) 338-8599
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: http://lists.kamailio.org/pipermail/users/attachments/20081023/62ba8aaf/attachment.htm