I have a client for whom I'm implementing OWA for a site, they have a few different public domains and lots of people who want to use it. They're running Exchange 2003 and I'm in the process of ...

I've got two front end exchange servers and two back end servers. Unfortunately I can't upgrade the back end server to 2003 because of the 2000 front end servers (we don't need the fe servers, they ...