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Re: [reSIProcate-users] About the ACK - B2BUA scenario


With a UDP transport,  you will see retransmissions start after 0.5
second. You must certainly respond in less than 32 seconds or the
dialog will be ended. So the short answer is respond in << 0.5 second.
Another way of saying this is don't wait for user input to send the
ACK.

Jason




On Dec 21, 2007 11:55 AM, jcabezas <jcabezas@xxxxxxxxxx> wrote:
>
> >>
> >> Just to double-check: DUM will withhold for an undefined time ACK
> >> transmission until application invokes ProvideAnswer and (what is crucial
> >> too), ProvideAnswer does not need to be invoked inside the scope of
> onOffer
> >> callback, but outside and later ?
> >
> >Yes. provideAnswer does not need to be called in the scope of onOffer.
> >The contract is that the application should call provideAnswer
> >relatively soon after onOffer is called though.
>
> Could you please elaborate on "relatively soon", in other words, when will
> it be not "soon enough" ?
>
> Thanks,
> Julio Cabezas.
>
>
>
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