1.1.3.2 Front-End Tier 1

The front–end tier is in charge of receiving user connections from web browsers and presenting services to the user. The front-end hardware hosts the components that make up tier 1.

The Sun Java System Communications Express and Sun Java System Portal Server components provide the web interface to each employee's email and calendar accounts. Both of these components rely on the Sun Java System Web Server component to provide the web infrastructure to respond to client requests.