This diagram illustrates the components of the Oracle Calendar application system and how they relate to the Oracle Calendar server, Oracle Application Server, and Calendar clients.

At the top of the diagram is a box that includes the three components of the Oracle Calendar application system:

• Oracle Mobile Data Sync

• Oracle Calendar Web services

• Oracle Calendar Web client

Following the Oracle Calendar application system box is a box representing Oracle Application Server; it includes:

• Oracle HTTP Server

• Oracle Application Server Single Sign-On

• Oracle Internet Directory (connected to a box labeled "Third-Party Directory Server")

The Oracle Calendar application system and Oracle Application Server boxes both connect to a database container on the right labeled "Oracle Calendar server (OCAL)".

The Oracle Application Server box connects to a set of clients on the left:

• Browser (Web client)

• OMA-DS client

• Web services