Re: submission of a new I-D: "Dialog Event foRIdentityVErification"
Dean Willis <[email protected]>
| Newsgroups | gmane.ietf.sip |
|---|---|
| Message-ID | <[email protected]> |
On Oct 29, 2008, at 5:55 PM, Paul Kyzivat wrote: > While I agree with what you say, this only works if the verification > will happen in a timely way. If you want white/black lists, then the > verification must happen even before the phone rings. Is it > reasonable to assume that in typical deployments the time for the > reverse lookup will be quick enough to give reasonable experience to > the caller? Or will he have already hung up? (I don't have a good > sense for the numbers here.) > a Really Bad Case would be 5 seconds PDD, with more typical being on the order of 1 second. > What will the caller be hearing until this gets done? Perhaps 180 > could be returned, which would at least give *some* feedback. You might hear a chime for "Return Routability Check completed". Of course, if we were fixing this "right", it would be yet-another precondition. -- Dean _______________________________________________ Sip mailing list https://www.ietf.org/mailman/listinfo/sip This list is for NEW development of the core SIP Protocol Use [email protected] for questions on current sip Use [email protected] for new developments on the application of sip