>Anyhow, to make a long story short -- and a word of warning to all -- >shortly after doing this, in some cases within hours - I started to see >some odd things in our logs. Apparently some of the anti-spam bots checking >our servers for relaying etc.
that's not odd, it's normal > We have relaying secured, but sure enough, all of a sudden we started >having problems on a couple of these servers we had never had problems >with. In both of these cases, all of a sudden we're getting reports from >clients that email they are sending is getting returned with a message that >the return address was rejected by a recipient mail server. Unfortunately, >I can't tell from the messages which list these ISP's/hosting companies may >be using. some MTA's suck or the MTA's admins suck, the text with the reject code should contain the reason. >I've ran these IP's again and they still aren't showing up on any listings. >But the problems with rejected emails are increasing. Anyone have any ideas >on what might be the cause of this? show us some imail logs, the "SMTP-" lines only. Len Please visit http://www.ipswitch.com/support/mailing-lists.html to be removed from this list. An Archive of this list is available at: http://www.mail-archive.com/imail_forum%40list.ipswitch.com/
