This is a very advanced feature that allows you to set default dns records that are created every time you create a new account. If this is done incorrectly this could cause issue to your new accounts! If you need assistance with this please contact us and we can help you set this up correctly.
To Edit a DNS template:
Login to WHM, and in the left menu, go to the "DNS Functions" section and click on the "Edit Zone Templates" link. Here you will see three templates. The standardvirtualftp template is used for every new account. Please choose and edit this template with your custom setting