Web Services is a no-brainer as a standard mechanism for providing access to enterprise applications and data; this will allow businesses to create words out of alphabet soup (ERP, SFA, CRM, EAI, EJB, COM, BFD). Nothing about Web Services, however, addresses the front-end complexity of dealing with multiple channels, such as supporting disconnected devices and asynchronous interaction models that are required by wireless and mobile connectivity.
the database server is not available
similar to its predecessors, the Database and Application server. This parallels widely accepted, logical separations in software architecture between data, business logic, and presentation. The Interaction Server hosts a run-time container to manage interactions between multiple connected and disconnected devices and channels (e.g. HTML browsers, mobile phones, PDA's, Voice, Web Services) and the systems that support the enterprise. Such interactions can be simple requests for information, or complex,