You work as the enterprise exchange administrator at Xxx .The Xxx network consists of a domain named xxx .The Xxx network has two mailbox servers named XXX-EX01 and XXX-EX02.XXX-EX01 is running Exchange Server 2007 and XXX-EX02 is running Exchange Server 2010.What actions must you take to shift XXX-EX01’s mailbox to XXX-EX02?()