Remove address space domain

1.	Open the Exchange Management Console window by selecting Start -> All Programs -> Microsoft Exchange Server 2010 -> Exchange Management Console.

2.	Select the + sign to the left of your Exchange server.

3.	Select the + sign to the left of Organization Configuration.

4.	Select Hub Transport.

5.	Click the Remote Domains tab.

6.	Right click Address Space Domain and then select Remove.

7.	Click Yes to confirm.

You have successfully removed the Address Space Domain.