Would also be nice if the spam checks allowed for a reverse dns lookup on the sender's email domain.
Glenn Smith ---------- Original Message ---------------------------------- From: "David Dodell " <[EMAIL PROTECTED]> Reply-To: [EMAIL PROTECTED] Date: Sat, 7 Aug 2004 11:33:08 -0700 >Joel, unfortunately these are "dictionary attacks" and Imail has nothing in it to >prevent them ... it would be nice if Imail saw connections from the same IP that had >multiple user delivery failures, you could lock out the IP for x number of hours. > >David > > >---------- Original Message ---------------------------------- >From: "jpol" <[EMAIL PROTECTED]> >Reply-To: [EMAIL PROTECTED] >Date: Sat, 7 Aug 2004 13:26:12 -0500 > >>I am using Imail 8.12 for about 50 casual users. I have relay set to None. My log >>every day is about 100 Meg. >> >> >> >>I get a VAST number of what appears to be requests for fake email address. >> >> >> >>The typical log says: >> >> >> >>0040807 121936 127.0.0.1 SMTPD (0f28000f026e46a8) [192.168.1.30] connect >>216.196.194.98 port 1362 >> >>20040807 121936 127.0.0.1 SMTPD (0f28000f026e46a8) [216.196.194.98] HELO >>amdsb03.org >> >>20040807 121936 127.0.0.1 SMTPD (0f28000f026e46a8) [216.196.194.98] MAIL >>FROM:<[EMAIL PROTECTED]> >> >>20040807 121936 127.0.0.1 SMTPD (0f28000f026e46a8) [216.196.194.98] RCPT >>TO:<[EMAIL PROTECTED]> >> >>20040807 121936 127.0.0.1 SMTPD (0f28000f026e46a8) [216.196.194.98] ERR >>Pearland.com invalid user <[EMAIL PROTECTED] >> >> >> >>How can I stop this? >> >> >> >>It is coming from MANY THOUSANDS of different IP numbers. >> >> >> >> >> >>By the way, this is my first time to post to this forum and if I am doing it wrong, >>please excuse me. >> >> >> >>Joel Hokanson >> >>[EMAIL PROTECTED] >> >> > > >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/
