Creating an Address Group allows you to block multiple domains. Included is information on configuring DNS on the NetScreen so that address book items can resolve the DNS to an IP address.
This article applies to ScreenOS 4.0 and higher.
When you block access to websites, you will need to create an Address Group, which includes an address book entry for the DNS name. You can add multiple domain names. For this example, we will block access to www.blockeddomain.com. You will need to configure DNS on the NetScreen before the address book items can resolve the DNS to an IP address.
To block access to websites, perform the following steps: