CCR

Exchange 2007 Maintenance - Period Reboot for Exchange 2007 servers?

Hi All,Kindly advice if we need a period / regular reboot scheduled for our Exchange 2007 Cluster Mailbox servers running CCR Thanks! Software/Hardware used: Exchange 2007, CCR

Exchange Server 2007 CCR moving users

2 Exchange 2007 servers Just purchased 4 new servers and setup the CCR cluster. 2 servers are running roles in a NLB cluster setting and 2 are in the mailbox role. Using ISA Server. What is the best way to move the mailboxes to the new servers?