[SR-Users] Parallel forking - first responder wins

[Nuno Ferreira]

Hi Alex,

Isn't the option of generating multiple call legs with a B2BUA more subject
to dead air/ghost calls than letting kamailio handle parallel forking?

Nuno

On Tue, Apr 21, 2020 at 12:06 AM Alex Balashov <abalashov at evaristesys.com>
wrote:

> It should be noted at a rather general level that parallel forking is
> replete with race conditions, and is a nasty and unwieldy aspect of SIP.
>
> The pain of using parallel forking to implement something like "ring
> groups", for example, is often not worth the savings in architectural
> complexity.
>
> If you have some other means of accomplishing what you want to
> accomplish, e.g. using a B2BUA to generate multiple independent call
> legs simultaneously ringing multiple destinations, I strongly advise you
> to go with that instead.
>
> -- Alex
>
> --
> 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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