Error Message:

DNS Server encountered CNAME record, file filename, line number that forms CNAME loop.

Explanation:

CNAME records allow you to use more than one name to identify a host. Here, there are two CNAME records that contain references to each other, creating a CNAME loop.

User Action:

Delete the CNAME record: 1. In Windows Explorer, go to the Systemroot\System32\Dns folder. 2. Double-click the specified file, and then select Notepad to open it. 3. Delete the CNAME record from the specified line. 4. Save and close the database file. 5. Stop and restart DNS.