MailScanner SMTP question
james at grayonline.id.au
Mon Mar 6 03:54:22 GMT 2006
On Monday 06 March 2006 14:19, Laurent Dinclaux wrote:
> I know I should buy the book and I certainly will, but I would like to
> know where is MailScanner "sitting" in a SMTP transaction.
> I mean, is MailScanner able to reject a mail at SMTP level, before
> downloading it and wasting bandwidth?
No. Mailscanner sits between two MTA queues:
Internet -> Incoming MTA -> MailScanner -> Outgoing MTA
It's important to note the MTA's DON'T interact with each other or
MailScanner. All three processes operate independantly although all rely on
Here's a better overview:
Specifically, look at Figure 2 on page 3.
List at least two alternate dates.
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