A message to the original poster.... do you still need help?
Adam King
IT Systems Administrator
Skipton Girls High School
01756 707600
www.sghs.org.uk
----- Original Message -----
From: "David Beveridge" <dave@xxxxxxxxxxx>
To: "CentOS mailing list" <centos@xxxxxxxxxx>
Sent: Thursday, August 14, 2014 12:19:05 PM
Subject: Re: Use postfix and spamd on CentOS 6 - looking for a shortest guide
On Thu, Aug 14, 2014 at 8:49 PM, Timothy Murphy <gayleard@xxxxxxxx> wrote:
> David Beveridge wrote:
>
> >> I'm happy to leave the definition of spam to spamassassin,
> >> and leave Mr Bayes to do my thinking for me.
>
> And therein lies the problem.
> > Unfortunately spamassassin is not really the best way to stop spam.
> > You need more.
>
> Speak for yourself.
>
I do
> Spamassasin does a pretty good job for me.
>
Postfix is incredibly configurable and where it's warranted,
many filters can be brought to bear. If you don't need them good for you.
> > Spamassassin should just be a tool in the toolkit not the entire
> solution.
> > It is CPU and bandwidth intensive.
>
> I get about 300 emails a day on my small system,
> of which about 150 are spam, as defined by SA.
> I don't think this is likely to burn out my (ancient) CPU.
>
Precisely why it is difficult to come up with a one-size fits all solution.
>
> > A large proportion of spam can and should be rejected, before the body of
> > the email is received.
>
> I'm sure if and when such a system becomes available
> RedHat and CentOS will implement it,
> and I shall take advanage of their expertise.
>
such systems are available.
eg policyd-weight
As mentioned earlier on this thread.
>
> I assume you are speaking of a system with hundreds or thousands of users.
> (Do such systems still exist? I thought they had died out.)
> I have 4 users.
> Our needs are very different.
>
>
Yes, my server handles email for hundreds of uses,
and you're right about that, is was thousands.
google uses postfix too and I'm sure they're in the millions of users.
> Incidentally, I get email from sources who filter out spam, eg my college,
> and they don't seem to do a much better job than SA.
> I'm still invited to marry beautiful ladies from Russia.
>
> Why would your college sysadmin be an expert at spam prevention?
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