Damian: > Hello mailing list, > > I would like to understand the address_verify_positive_refresh_timer > parameter. The documentation states: > > > The time after which a successful address verification probe needs to > > be refreshed. The address verification status is not updated when the > > probe fails (optimistic caching). > It does not explain what happens with incoming mails that are checked > via reject_unverified_recipient.
As long as the cached address verification status has not expired, THE CACHED ADDRESS VERIFICATION STATUS IS NOT UPDATED WHEN A REFRESH PROBE FAILS. Wietse