You have an Exchange organization that contains the Exchange servers shown in the following table. You plan to move all mailboxes from Server2 to Server3. You need to ensure that all users can send and receive e-mail messages after their mailboxes are moved to Server3. What should you do()?
- AInstall the Exchange Server 2010 Hub Transport server role.
- BInstall the Exchange Server 2010 Edge Transport server role.
- CRemove all Exchange Server 2003 servers.
- DRemove the Exchange Server 2003 front-end server. Install a new Exchange Server 2010 Client access server.