What are the common features of active site?

what are Prerequisites to Install Active Directory in windows 2000 server?

ISL,

How to integrate Active directory user to public site(internet site)

TCS,

What are active directory sites in windows server 2008?

Should I map my current routing groups to my current active directory sites?

Should I create a dedicated active directory site for exchange server 2007?

Why must I deploy an exchange 2007 server that has the hub transport server role installed in the same active directory site in which I deployed an exchange 2007 server that has the unified messaging (um) server role installed?

Why must I deploy an exchange 2007 server that has the client access server role installed in every active directory site that contains user mailboxes?

Why must I deploy an exchange 2007 server that has the client access server role installed in the same active directory site in which I deployed an exchange 2007 server that has the unified messaging server role installed?

what are active directory sites in windows server 2008? : Windows server 2008