Which tool should you use?

You have an Exchange Server 2010 SP1 organization. The organization contains two
Mailbox server that are members of a database availability group (DAG). The DAG is
configured to user a static IP address.
You need to change the IP address of the DAG.
Which tool should you use?

A.
the Set-DatabaseAvailabilityGroup cmdlet.

B.
the Exchange Control Panel (ECP).

C.
the Set-DatabaseAvailabilityGroupServer cmdlet.

D.
the Set-MailboxServer cmdlet.

Explanation:
Set-DatabaseAvailabilityGroup -Identity <DatabaseAvailabilityGroupIdParameter> –
DatabaseAvailabilityGroupIpAddresses <IPAddress[]>
Example: Set-DatabaseAvailabilityGroup -identity “DAG1” –
DatabaseAvailabilityGroupIpAddress 192.168.1.204

http://technet.microsoft.com/en-us/library/dd297934.aspx