On Wed, 2016-12-28 at 04:13 +0000, Scott Kitterman wrote: > > On December 27, 2016 11:10:55 PM EST, Adam Borowski <kilobyte@angband.pl> wrote: > > On Wed, Dec 28, 2016 at 04:04:21AM +0000, Scott Kitterman wrote: > > > > FTR, it's #739636. > > > > > > > > > > Postfix has no way to know it's temporary, so I think a temporary > > > > error > > > would be wrong. > > > > It's easy to tell apart "can't connect to SQL" from "query succeeded > > and > > returned 'no such user'". > > That assumes it will eventually be turned back on. Temporary versus > permanent shutdown is what you can't distinguish. MTAs should always assume a failure is temporary, if they can't tell. If the failure is really permanent this delays bouncing to the point that the sender times-out, but that is much less bad than the opposite error of bouncing on a temporary error. Ben. -- Ben Hutchings No political challenge can be met by shopping. - George Monbiot
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