* Barry Warsaw <ba...@list.org>: > On Jul 12, 2011, at 01:06 PM, Ian Eiloart wrote: > > >Bouncing certainly is suboptimal, since it may create collateral spam. Better > >to reject the message at SMTP time with a 5xx response than to bounce. > > That's an interesting take on it. The LMTP server in Mailman could reject > messages addressed to disabled lists, and that 5xx error should propagate > through the MTA.
Is disabling a list a temporary measure? If it is, should the server reply a temporary error? 421 <domain> Service not available, closing transmission channel (This may be a reply to any command if the service knows it must shut down) 450 Requested mail action not taken: mailbox unavailable (e.g., mailbox busy) Or is it permanent? 550 Requested action not taken: mailbox unavailable (e.g., mailbox not found, no access, or command rejected for policy reasons) p@rick -- state of mind () Digitale Kommunikation http://www.state-of-mind.de Franziskanerstraße 15 Telefon +49 89 3090 4664 81669 München Telefax +49 89 3090 4666 Amtsgericht München Partnerschaftsregister PR 563
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