Nope, nothing wrong with the config. I've intentionally set it to 3 months. BI just doesn't seem to be able to handle a large(ish) firewall.ini file. 99.9% of the entries in this file are subscriber networks and don't deserve a generous block of only an hour. :)
Jason ----- Original Message ----- From: "Cycle Rider" <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]> Sent: Monday, November 29, 2004 12:45 AM Subject: RE: [IMail Forum] Dictionary attacks > Jason, > > Something is wrong with your config. > > I think of an autoblock as something that is temporary > and short term. A block for no more than an hour or > so, for example. > > It sounds like BI wasn't removing the entries > automatically after a specified interval. > > I keep my interval at 1 hour because it is enough to > hamper the spammers but not so long as to potentially > block a valid emailer. There is no way I'd ever have > 50,000 IPs in my list after 1 hour. > > > > > > > ================================================== > I've been running for a while with BI set to auto > block for 3 months these > harvest attempts. At first it seemed to be a > blessing, but after the > firewall.ini file grew to over 50,000 IP addresses > (and by that nature > 50,000 lines of blocks), BI begain killing our mail > servers performance. > Processor utilization went from bouncing back and > forth between 1 and 40 > percent(large mail), it stayed at 100% and mail > transfer suffered greatly. > I just cut out 90% of the blocks in the ini file, and > utilization went back > to normal. Seems that BI doesn't cache this > information which is very bad. > It would be much better if it would keep the file in > memory until the file > needs updating, then do a write/cache update and keep > trucking.....Time to > go back to the drawing board.... > > > Regards, > > Jason > > > > > __________________________________ > Do you Yahoo!? > The all-new My Yahoo! - What will yours do? > http://my.yahoo.com > > To Unsubscribe: http://www.ipswitch.com/support/mailing-lists.html > List Archive: http://www.mail-archive.com/imail_forum%40list.ipswitch.com/ > Knowledge Base/FAQ: http://www.ipswitch.com/support/IMail/ > To Unsubscribe: http://www.ipswitch.com/support/mailing-lists.html List Archive: http://www.mail-archive.com/imail_forum%40list.ipswitch.com/ Knowledge Base/FAQ: http://www.ipswitch.com/support/IMail/
