Firewall 69Figure 53 PC Privileges Setup Screen Example5 Click Modify to save the settings or Close to discard them.To assign different access rights for different computers:1 If not already selected, click PCs access authorized services only.2 Click New to display the PC Privileges setting screen.3 Enter the last digit(s) of the IP address of the computer in the PC’s IPAddress text box.4 Select authorized services by clicking in the appropriate check box(es).In addition to the four authorized services listed, you can choose to allowor block access to other services. You can either:■ Allow all other services with exceptions, or■ Block all other services with exceptionsSee step 4 of the previous section for more details.5 Click Add to save the settings.URL Filter Select URL Filter to control your clients’ access to Web sites. TheGateway’s URL Filter has three settings:■ Disabled — Users can browse all Web sites. None will be filtered.■ Deny List — Users can browse all Web sites apart from those siteslisted in the deny list and those whose URLs contain keywords listed inthe deny list. See “Deny List” on page 70.■ Allow List — Users are unable to browse any Web sites except ofthose listed in the allow list and those whose URLs contain keywordslisted in the allow list. See “Allow List” on page 71.