You have an Exchange Server 2010 organization. 
Your network is separated from the Internet by a firewall. 
You need to identify the ports that must be opened on the firewall to allow clients from the Internet to usethe following connections methods：.Outlook Anywhere
.Outlook Web App （OWA）
.Exchange ActiveSync
.IMAP4 over Secure Sockets Layer （SSL）
Which TCP ports should you identify？（）

You are the enterprise administrator for an Exchange Server 2010 organization. All users run Microsoft Office Outlook 2010. 
You are designing a sharing solution for your organization and a partner organization. The partner organization also uses Exchange Server 2010. 
You need to recommend a strategy for sharing information with the partner organization to meet thefollowing requirements：
.Provide cross-organizational access to user contacts 
.Provide cross-organizational access to free\busy information 
What should you recommend？（）

You have an Exchange Server 2010 organization. 
Your company acquires another company that has an Exchange Server 2010 organization. 
You need to recommend a solution for the Exchange Server 2010 organization to meet the followingrequirements： 
.All users must be able to view the global address lists （GALs） for both organizations
.All users must be able to view free/busy information for users in both organizations 
What should you include in the solution？（）

Your network consists of a single Active Directory forest. You have an Exchange Server 2003 organization. 
You need to create a plan to transition the organization to Exchange Server 2010. The plan must meet the following requirements：
.Ensure that e-mail messages can be sent between all users in the organization 
.Ensure that administrators can modify address lists from Exchange Server 2010 servers 
.Ensure that users who are moved to Exchange Server 2010 can access all public folders in the organization
What should you include in the plan？（）