Hotspot Question
Your network contains an Active Directory domain named contoso.com.
The domain contains two Active Directory sites named Site1 and Site2.
You need to configure the replication between the sites to occur by using change notification.
Which attribute should you modify?
Explanation:
http://blogs.technet.com/b/qzaidi/archive/2010/09/23/enable-change-notifications-between-siteshow-and-why.aspx
http://blogs.msdn.com/b/canberrapfe/archive/2012/03/26/active-directory-replication-changenotification-amp-you.aspx