> My guess is that LDAP queries are cost even more than than SMTP RCPT > TO "queries".
I should have been more clear - we use a separate LDAP server and don't query the mail server. > If your BC is strong enough for your traffic and attacks, OK. If not, > rather than upgrading the BC, you can put IMGate out front and > greatly extend the BC life much cheaper than an upgrade, exactly the > same as with IMGate and Imail alone. Putting something like IMGate in front of the Barracuda makes a lot of sense IMO; I did not intend to suggest otherwise. Just noting that the Barracuda does not have to hit the mail server. Thank you, David Weber Windows 2000 MCP http://www.orcsweb.com/ Managed Complex Hosting #1 in Service and Support 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/
