Exchange Server 2007 - Clustered environment & Load Balancing Services

1) How Exchange Server 2007 is supported in clustered environment?

If Microsoft Exchange Server 2007 is run in a clustered environment, the clustering services that are included in the Windows Server operating systems are used.

2) By what means can we make effective use of productivity (load balancing services) in Exchange Server 2007 environment?

Use the high availability cmdlets in Exchange 2007 to get information about and manage clustered mailbox servers, database copies, and storage group copies.