You are a messaging professional. Your company uses a Microsoft Exchange Server 2003 messaging system and a single Microsoft Active Directory domain that has three sites named Site1, Site2, and Site3.
The default site link configuration has not been modified. The WAN connections are as shown in the following exhibit.
The company plans to deploy Microsoft Exchange Server 2007 computers in the existing Exchange Server 2003 messaging system.
You need to ensure that the fastest link is used to route all e-mail messages without affecting the Active Directory replication.
What should you do to ensure that the fastest link is used to route all e-mail messages without affecting the Active Directory replication?
A.
Install a Hub Transport server on Site1.
B.
Install an Edge Transport server on Site1.
C.
Modify the Exchange cost of the Active Directory site link objects.
D.
Modify the site link costs of the Active Directory site link objects.