[TriLUG] sendmail vs. postfix - was Re: stupid sendmail quest ion?
Frye, Matthew
Matthew.Frye at rexhealth.com
Wed Jun 16 17:07:35 EDT 2004
> On the flip side, that 5% of things that Sendmail can do that Postfix
> can't, can be *really* nice. Postfix does not have Sendmail's milter
> interface. What the Milter interface allows you to do, is reject
> messages on the fly, as part of the SMTP session, for what
> ever reason
> you see fit. Spam, Viruses, Malformed messages, what ever --
> you don't
> generate NDRs, you just say "No Thanks" and stop talking to
> the sending
> host. Postfix does not have an elegant way to implement
> this. You can
> sit a spam/virus daemon in front of your MTA that's capable
> of doing it,
> but that's not an elegant solution. For most low volume sites this
> isn't really a problem, but for larger volume sites it can be a real
> headache as queue sizes grow unmanageable.
>
Exactly. Milter is very handy.
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