[Dovecot] Configuration of LMTP Reject Code

[Timo Sirainen]

On Mon, 2011-02-21 at 11:05 +0100, Petter Urkedal wrote:
> Is it possible to change the reject codes from the Dovecot LMTP agent?
> In particular I would like to change the "550 5.1.1 <...> User doesn't
> exist." to a temporary failure, since we already validate email
> addresses on the mail front-end, and such errors are most likely due to
> a temporary glitch in the user database lookup.

What userdb are you using? Temporary userdb lookup glitches should cause
Dovecot to return a temporary error failure, not "user doesn't exist"..

> We use Postfix on the front-end, which is very configurable in this
> respect.  I don't see a way to override the error code from LMTP,
> though, but suggestions are welcome.

I don't really like adding settings that have very few users..