The Autodiscover song

If you like Exchange 2007 Autodiscover functionality which you should, you might enjoy the Autodiscover song http://blog.seattlepi.nwsource.com/microsoft/archives/145822.asp

Info about Autodiscover http://technet.microsoft.com/en-us/library/bb124251.aspx and the White paper http://technet.microsoft.com/en-us/library/bb332063.aspx

Exchange Server Remote Connectivity Analyzer

Have you ever needed to do some testing of your Exchange server from Internet?
Well here is a site that can do some pretty valuable tests of your server.

Exchange Server Remote Connectivity Analyzer https://www.testexchangeconnectivity.com/

Be carefull with the account and password that you submit, they should only be test account and should be deleted afterwards for best security.