Christophe sent me a link to this .. a couple of new tools I have not played with ;-)
One of the great things about working with Exchange Server is the wealth of available support tools. For virtually every area of administration or management, you can find tools—some commercial, and some free; some from Microsoft, some from third party vendors—that make your life easier
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The first tool is the Performance Analysis of Logs (PAL) tool
The second tool .. is a set of tools and associated processes for figuring out what’s happening on an Exchange server given a set of transaction log files
flaphead.com 