When attempting to troubleshoot an OCS connectivity issue earlier this week I stumbled across the following websites, they’re definitely worth bookmarking.

Exchange Server Remote Connectivity Analyzer
OCS Remote Connectivity Analyzer

Both domains look to be owned by Microsoft and are hosted on servers run by Microsoft. Even so, I’d suggest using a test account rather than your own.

Now that I’m well under way with my Exchange 2007 migration I figured it’d be a good time to test the new Exchange recovery process.
To cut a long story short, it’s a long process as most of the functionality is via Powershell rather than the Exchange Management Console.
Anyway, here’s a quick guide.
1. Create the recovery [...]

At work I started off an exchange 2007 migration which has been long overdue. In the hope of providing some insight into migrations that others may still have to do, here are some notes.
Combining the CAS & Mailbox roles prevents OWA proxying
If like me you start off your Exchange migration by just adding a CAS [...]