Posting to list, sorry! On Thu, Nov 17, 2011 at 11:00 AM, Reindl Harald <h.rei...@thelounge.net> wrote: > > > Am 17.11.2011 16:20, schrieb Tõnu Samuel: >> On Thu, 2011-11-17 at 15:39 +0100, Reindl Harald wrote: >>>> Spammers ARE blacklisted, even they are called "yahoo". Just have good >>>> ISP with good reputation. My servers have never been blacklisted because >>>> I just keep spammers away from them in early stage. >>> >>> this is a lets say polite: "not real smart argumentation" >>> >>> if you are blocking major-providers like yahoo, google.... you can go ahead >>> and turn your mailserver off and close your company because NO CLIENT will >>> accept this with no argument and to say it clear: if someone thinks it is >>> cool to block major-isp's for whatever reason maybe he is doing the wrong >>> job >> >> I report about 500 mails daily to spamcop and this takes important part >> of my time. Sorry for being unpolite towards spammers but I believe that >> noone should be whitelisted because they are big and fat. They consume >> resources of ours. They are parasites. > > if you really report 500 mails each day you should give over your > job to someone with more qualifications because we are hosting some > thousand mail-addresses and i could never report 500 spam-mails per > day because they are not received without blocking major providers > > http://www.barracudanetworks.com/ > > a) intention-filtering, hourly updated rules > b) blacklist > c) block by PTR to get rid of 99% of all spambots
Neat, but expensive, and in my experience with Barracuda it has a high false-positive rate (ie, tends to block legit mail).... that's one of the reasons I tolerate ASSP (it has some quirks, but it rocks as an spam filter).
