The document discusses Siebel's technical functionalities and architecture. It provides an overview of Siebel's architecture which includes Siebel web clients, a web server, application servers that manage business data, and a database. It also includes a diagram showing example deployments with external and internal web clients, web servers, Siebel servers, and a database server. The document then discusses how Siebel supports automating business processes through capabilities like workflow processes, tasks, and assignment manager.