A. Renaming a domain when you have Exchange installed can cause problems. There are utilities to resolve these problems in Exchange 2003 environments, but there's no utility for an Exchange 2007 implementation. Therefore, renaming a domain with Exchange 2007 isn't supported and Exchange 2007 won't function if you rename the domain.
- Q. With Microsoft Exchange Server 2010 coming, should I use single copy clusters or local continuous replication when planning my high availability for Exchange 2007?
- A First Look at Exchange 2010
- Exchange 2010: Problems, Problems, Problems
- Exchange Server 2010 Beta Tips
Check out hundreds more useful Q&As like this in John Savill's FAQ for Windows. Also, watch instructional videos made by John at ITTV.net.