already using Postfix as the front-end
Then you have all you need without waiting on Ipswitch to do something else. Keep Imail and friends, just move more policy enforcement to the MX.
, and those it's nothing more than a relay at this point
That's a waste. At a minimum, have postfix reject unknown recipients, and then activate anvil (gives you dynamic connection-rate limiting via 421 rejects at TCP connect), and install postgrey, which will probably reduce what you call dictionary attacks to insignificance.
Len
_____________________________________________________________________
http://IMGate.MEIway.com : free anti-spam gateway, runs on 1000's of sites
_____________________________________________________________________
"Our enemies are innovative and resourceful, and so are we,'' shrub said. ``They never stop thinking about new ways to harm our country and our people, and neither do we." 5_Aug_04
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/
