Edge Transport Role in Exchange Server 2010 provides an important layer of security between external and internal messaging infrastructure. The Edge server analyses messages and can identify spam, content, connection trends and take the appropriate action to prevent delivery of potentially harmful content, spam, and other undesired messages. So, all message coming to and going form entire organization scanned through Edge Transport Server and verify with the policies deployed in it then pass through toward external networks. The Edge Transport server plays a vital role in the messaging infrastructure, protecting the organization from attack and the preventing delivery of unnecessary email, which ultimately can save an organization’s reputation, reduce administrative overhead, and increase productivity.
Installation Prerequisite:
Windows Server 2008 x64 SP 2 or Windows Server 2008 R2
Microsoft .NET Framework 3.5
Windows Remote Management 2.0
Windows PowerShell V2
Active Directory Lightweight Directory Services (AD LDS)
Exchange Server 2010 HT, CAS, Mailbox Roles installed in a separate Windows Server 2008 computer
Installation:
Edge Transport Config:
Now from Start>All Programs>Microsoft Exchange Server 2010>Exchange Management Console you have to configure Anti-Spam, Receive Connectors, Send Connectors, Transport Rules, Accepted Domains tabs available in Edge Transport console. on Anti-Spam tab, you have to configure Content Filtering, IP Allow List, IP Allow List Providers, IP Block List, IP Block List Providers, Recipient Filtering, Sender Filtering, Sender ID and Sender Reputation through action pan.
EdgeSync Config on an Edge Transport Server:
In Edge Transport Server, Open the Exchange Management Shell> Type following
New-EdgeSubscription –FileName “C:\Edgeinfo.xml”
Copy the Edge subscription file to the Hub Transport server into C:\Edgeinfo.xml
In Hub Transport Server, Open Exchange Management Console>Organization Configuration>Hub Transport section
In the action pane, click New Edge Subscription>New Edge Subscription Wizard.
Click Browse>select Active Directory site>Select Default First Site
Browse to the location of the Edge subscription file you copied from the Edge Transport server and click Next>Finish
Verify synchronization to the Edge Transport server’s AD LDS and review the application log in Event Viewer on both Hub and Edge Transport servers
Further Study:
Key Words: Edge Transport, Exchange 2010, AD LDS, Windows Server 2008
Posted by Raihan Al-Beruni 
