Re: exim4, sa-exim, clamav

[Clive Menzies <clive@clivemenzies.co.uk>]

On (20/07/05 01:17), Clive Menzies wrote:
> On (19/07/05 17:38), John Hasler wrote:
> > Clive Menzies writes:
> > > I'm am online 24/7 but the process (as I understand it) by which mail is
> > > collected (fetchmail) is via smtp.
> > 
> > The originating host connects to your ISP's server via SMTP and delivers
> > the email.  Your ISP's server accepts it, terminates the connection, and
> > puts the email in your mailbox there at the ISP.  Fetchmail then fetches
> > the email from that mailbox via POP or IMAP.  It then delivers the message
> > to Exim via SMTP.  If Exim then rejects the email, what do you expect
> > Fetchmail to do about it?
> > 
> > Rejecting spam at SMTP time only works if you have your own domain, IP, and
> > mailserver.  Then the spammer's machine connects directly to Exim on your
> > host and sa-exim can send him a rejection.
> 
> See. I told you I am new to all this ;)
> 
> Many thanks for yet further enlightenment.  So I guess the next step is
> to set up our own smtp server.  Not something I'll do lightly, as it
> means opening up access to the big wide world ..... more research
> required.
> 
Sorry, I forgot to mention: regardless of which particular black hole
the rejected mail goes down, the level of spam and viruses is much
lower since implementing all this ;)

Also, I'd better edit my misleading notes.

Regards

Clive

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