Delete DNS entries of the Source Server for Windows SBS 2008 migration
Applies To: Windows SBS 2008
After you decommission the Source Server, the DNS server still contains entries that point to the Source Server. These DNS entries should be deleted.
To delete DNS entries that point to the Source Server
On the Destination Server, click Start, click Administrative Tools, and then click DNS.
Click Continue in the User Account Control dialog box.
In the DNS Manager console, expand the server name, and then expand Forward Lookup Zones.
Right-click the first zone, click Properties, and then click the Name Servers tab.
Click an entry in the Name servers text box that points to the Source Server, click Remove, and then click OK.
Repeat step 5 until all pointers to the Source Server are removed.
Click OK to close the Properties window.
In the DNS Manager console, expand Reverse Lookup Zones.
Repeat steps 4 through 7 to remove all Reverse Lookup Zones that point to the Source Server.