This helpful book starts off by introducing readers to the fundamentals of each of the open source portal servers and tools; then shows how to use these servers/tools to build and deploy portal applications. This step-by-step tutorial shows how to evaluate business requirements and plan the portal; develop an effective browser environment; develop an integrated portal application, providing a search enigne, messaging, database inquiry, and content management services; develop Web Services for the portal; and monitor, test, and administer the portal.