Start 'ISA Server Management on the Server'
In the left hand pane expand the Server Name List
Click on 'Firewall Policy'
On 'Restricted Internet Users - Allowed Sites' double click the 'Users Allowed
Sites' Under the 'To' Tab
Click on 'New' Enter web address in following format: http://websiteaddress.co.uk/*
For HTTPS access add the HTTP address without any path, for example: http://websiteaddress.co.uk
Click 'OK'
At the top of the window you will see an 'Apply' changes button click this
The new site should now be added
