Re: [exim] 451 error codes & Exchange

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Συντάκτης: Dave Evans
Ημερομηνία:  
Προς: exim-users
Αντικείμενο: Re: [exim] 451 error codes & Exchange
On Wed, Jul 12, 2006 at 09:50:10PM +0200, Renaud Allard wrote:
> most causes for queues filling up on exchange come from
> the fact they accept everything as a recipient


I assumed as much.

> Do you also handle incoming spam verification for those exchanges?


Not in all cases.

> AFAIK 451 is a temporary error, so the MTA shouldn't drop the connection
> (forbidden by RFC2821), but issue a QUIT and retry later.


Temporary, certainly. Can anyone confirm (and preferably cite the relevant
part of the RFC) that QUIT is the correct response, as opposed to, say RSET
(and try the next message), or simply continuing with the remaining
recipients? Or maybe the compliant MTA is free to choice between several
choices of action?

--
Dave Evans
Power Internet

PGP key: http://powernet.co.uk/~davide/pgpkey