Your network contains three Active Directory sites named Site1, Site2, and Site3. Users can only access Site1 from the Internet.
In each site, you plan to deploy a Mailbox server and a Hub Transport server.
You need to plan the deployment of Exchange servers to meet the following requirements:
.Ensure that Exchange ActiveSync and Outlook Anywhere clients can connect to their Mailboxes from theInternet
.Minimize hardware costs
What should you include in your plan?()