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7.3.2 Product mapping IBM WebSphere Everyplace Access (WEA) V5.1 is used to instantiate the Distributed client services and Distributed client extension services nodes through its server and client components (see Figure 7-8). The server components run on IBM WebSphere Application Server V5.1. IBM WebSphere Portal V5.1 services are used for configuration, administration, and content adaptation. Demilitarized Zone (DMZ) Outside World Internal Network IBM WebSphere Portal 5.1 IBM WebSphere Application Server 5.1 User Directory and Security Services Personalization Server Domain Firewall Client Protocol Firewall IBM HTTP Server 1.3.26 IBM WebSphere plug-in 5.1 Distributed client services (presentation) Data services Data services Web Server Redirector Existing data and Applications Presentation Server Application Server Database ISP Gateway Distributed Collaboration