单项选择题
You have an Exchange that contains the exchange servers shown in the following table:
You plan to move all mailboxes from server2 and server3 to server4.
You need to ensure that all users can send and receive e-mail messages after their mailboxes are moved to server4.What should you do?()
A.Create an SMTP Site Link.
B.Create a Routing Group and a Routing Group Connector.
C.Install the Exchange Server 2010 Hub Transport Server Role on Server4.
D.Install the Exchange Server 2010 Edge Transport server role on a new server.