On 7/22/2010 12:32 PM, Karsten Bräckelmann wrote:

One possible scenario I've been using a couple of times already:

fetchmail to periodically poll mail every few minutes. Ideally a local
SMTP server like postfix. procmail, which you already mentioned, feeding
the mail to spamc and delivering spam to a dedicated folder. An IMAP
server like dovecot.


if your going to go to that trouble then it's less work to just do it
right to begin with.

The truth is that ETRN is the way your supposed to do this kind of thing, fetchmail is a hack. But even ETRN is not as good as your
own server.


Yes, that might sound like lots of work, but actually should be rather
easy and quick to setup. On the other hand, there *are* downsides to
multiple SA installations, actually handling a single low-volume stream.
Two immediately coming to mind, there sure are more.


[description deleted]

The biggest downside IMHO is that you lose functionality on the RBL

For example at 9am spammer spews. At 9:15 spammer is listed in RBL. At 10:0m spammer mails you and your ISP picks up the mail because they
aren't using RBLs.  At 11:00 am the spammer's admin shuts the spammer
down and delists the IP from the RBL.  At 2:00pm you come along and
fetch your mail, and scan all the headers, checking all the IPs in
RBLs and the spam's IPs are not in the RBL then, even though they were
earlier.

Ted

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