* Bob Beck <[EMAIL PROTECTED]> [2007-05-24 08:22]: > > rfc 2821 specifically forbids this behaviour. > > > > <quote> > > The DATA command can fail at only two points in the protocol exchange: > > > > - If there was no MAIL, or no RCPT, command, or all such commands > > were rejected, the server MAY return a "command out of sequence" > > (503) or "no valid recipients" (554) reply in response to the DATA > > command. If one of those replies (or any other 5yz reply) is > > received, the client MUST NOT send the message data; more > > generally, message data MUST NOT be sent unless a 354 reply is > > received. > > > > - If the verb is initially accepted and the 354 reply issued, the > > DATA command should fail only if the mail transaction was > > incomplete (for example, no recipients), or if resources were > > unavailable (including, of course, the server unexpectedly > > becoming unavailable), or if the server determines that the > > message should be rejected for policy or other reasons. > > and that paragraph says right there, the server can decide it doesn't > have the resources to deal with it. no problem. The RFC does not > forbid it
yes, but not in response to the DATA command (what I was talking about) but after. > and 821 (which ain't dead yet) allows explicitly in the state transactions. > 2821 is simply vague. well, 2821 is somewhat vague, 821 is kinda the definition of vague :) -- Henning Brauer, [EMAIL PROTECTED], [EMAIL PROTECTED] BS Web Services, http://bsws.de Full-Service ISP - Secure Hosting, Mail and DNS Services Dedicated Servers, Rootservers, Application Hosting - Hamburg & Amsterdam
