[Kamailio-Users] 603 Declined

Iñaki Baz Castillo ibc at aliax.net
Sun Aug 10 02:13:10 CEST 2008


El Viernes, 8 de Agosto de 2008, Kaeman Chris escribió:
> Hello,
>
> Does openser as soon as receives 603 Declined from the termination kills
> the call and not route it to the failover route?
>
> Is this correct?

RFC3261 says that a 6XX response MUST break any parallel or serial forking 
(failover route is a serial forking in fact). But since this behaviour seems 
anti-natural, there is a new option in OpenSer/Kamailio/OpenSIPS called:

  # disable the 6xx fork-blocking.
  modparam("tm", "disable_6xx_block", 1)

This option, when enabled, breaks RFC3261 but gives a more "natural" or 
controlled behaviour to the admin.

-- 
Iñaki Baz Castillo




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