For instant-messaging, you can use presence status. If the user is offline or "Appears to be offline", you can direct the MESSAGE or MSRP session to offline message archive.
On Wed, Jun 17, 2009 at 11:04 AM, Iñaki Baz Castillo<[email protected]> wrote: > El Miércoles, 17 de Junio de 2009, Paul Kyzivat escribió: >> Certainly things of this sort could be useful. >> At least for now such things are in the realm of "products" rather than >> standards-based stuff. >> >> Blocking of call delivery based on presence status does require a >> significant degree of trust in the accuracy of the presence status. When >> in doubt I think it would be better to deliver the call and let the >> device choose to reject the call without alerting if it is in DND >> status. But that might not work if you have a dumb phone device and a >> separate device (e.g. pc) publishing presence status. That's why I think >> for now this is an exercise in system design. > > Yes, I agree. Reying on presence seems not a robust solution. > > -- > Iñaki Baz Castillo <[email protected]> > > _______________________________________________ > Sip-implementors mailing list > [email protected] > https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors _______________________________________________ Sip-implementors mailing list [email protected] https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors
