[Users] call drop in a few seconds

unplug maillisting at gmail.com
Wed Feb 15 02:19:15 CET 2006


Can I simply drop the ACK of the CANCEL according to the tag to solve
this problem?

> The user should not be the one to solve the problem. The UA1 device has
> to behave properly, to keep the canceled dialog until the cycle
> completes. Moreover, it should match the BYE to the proper dialog or
> send back "call/leg transaction does not exist" when the call is no
> longer active.
> >  For
> > a long distance call, the time needed for completing the cycle will be
> > much longer.
> > Do you mean it can't be prevented in the voip/openser environment?
> >
> I would say no. In similar case to UA1 may be a gateway or multi-line
> phone which can have several calls in parallel. The UA1 must follow
> dialog matching specifications as per RFC3261 and everything should go
> just fine.
>
> Cheers,
> Daniel
>
> >
> >




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