Web Security Deployment Guide (PDF) - Websense

IntroductionWebsense ComponentsTable 1 provides a brief description of the Websense filtering components. Thistable groups the components into core (included in a standard deployment) andoptional.Table 2, on page 14, provides a brief description of the Websense reportingcomponents.Review these descriptions to better understand the interaction between components.See Table 3, on page 18, and Table 4, on page 23, for information on the operatingsystem versions needed to run these components.NOTECertain integrations include Websense plug-ins. These arediscussed in Table 9, on page 44.ComponentCore ComponentsPolicy DatabasePolicy BrokerTable 1 Websense ComponentsDefinitionStores global Websense software settings (configured inWebsense Manager) and policy information (including clients,filters, and filter components).• Is installed in the background with Policy Broker.• Settings specific to a single Policy Server instance are storedseparately.In multiple Policy Server environments, a single PolicyDatabase holds policy and general configuration data formultiple Policy Servers.Manages requests from Websense components for policy andgeneral configuration information stored in the Policy Database.Policy Server • Identifies and tracks the location and status of otherWebsense components.• Logs event messages for Websense components.• Stores configuration information specific to a single PolicyServer instance.• Communicates configuration data to Filtering Service foruse in filtering Internet requests.Policy and most configuration settings are shared betweenPolicy Servers that share a Policy Database.Policy Server is typically installed on the same machine asFiltering Service. Large or distributed environments can includemultiple Policy Servers.Deployment Guide 11