>Can anyone suggest a good tool that can gather .evt files from a specified directory, weed out duplicates and store the end result in
> either a database or another .evt file? 
 
If you don't mind using a cryptic but powerful utility, do a google search for "Log Parser" or go here:
http://www.microsoft.com/technet/scriptcenter/tools/logparser/default.mspx
 

> We've just switched from a Windows file server to a 3020c and are experiencing significant issues with cifs auditing.

 I feel your pain. I don't have any good answers for this though.
 
From: owner-toasters@mathworks.com [mailto:owner-toasters@mathworks.com] On Behalf Of Jon Hill
Sent: Thursday, June 14, 2007 3:22 PM
To: toasters
Subject: Cifs audit logs

 [snip] 

NOTICE -
This communication is intended ONLY for the use of the person or entity named above and may contain information that is confidential or legally privileged. If you are not the intended recipient named above or a person responsible for delivering messages or communications to the intended recipient, YOU ARE HEREBY NOTIFIED that any use, distribution, or copying of this communication or any of the information contained in it is strictly prohibited. If you have received this communication in error, please notify us immediately by telephone and then destroy or delete this communication, or return it to us by mail if requested by us. The City of Calgary thanks you for your attention and co-operation.