User's Guide - Websense Knowledge Bases

Chapter 2: Establishing Filtering Policies1. Go to Policy Tools > Categories in the navigation tree. A category listappears.2. Select a category in the list, and then click Add Category. The AddCategory dialog box appears.Note that you can use the User-Defined category to group your customcategories.3. Enter a unique Category Name. Use only alphanumeric characters.4. Select a policy action to apply to this category. This action applies only tocustom URL category filters. You can later modify this action inindividual filters (see Editing a URL category filter, page 28).Custom categories are set to Permit in all Websense-defined filters (seeWorking with URL category filters, page 26).5. To apply keyword or file type filtering, check the appropriate settings.6. Click OK. The custom category appears everywhere there is a categorylist.7. Click Save Changes above the navigation tree.Adding a custom protocolCustom protocols must be defined by port number or IP address.WarningWhen you create a custom protocol that blocks a range ofports, ensure that you are not blocking ports used forcommunication between services in your network.1. Expand Policy Tools > Protocols in the navigation tree. The existingprotocol groups are displayed.2. Select the protocol group to which to add the new protocol.3. Click Add Protocol. The Add Protocol dialog box appears.4. Enter a unique Protocol Name.5. Under Protocol Identifiers, click Add.46 Websense, Inc.