This figure shows lines of communication between components, and the protocol on which the communication is based.

• Clients communicate with Web Cache, Oracle9iAS Single Sign-On, and Oracle Delegated Administration Services using HTTP.

• Web Cache communicates with Oracle HTTP Server using HTTP.

• Oracle HTTP Server communicates with OC4J (Oracle Collaboration Suite applications) using AJP.

• OC4J (Oracle Collaboration Suite applications) communicates with the information store using Oracle Net.

• Oracle HTTP Server communicates with OracleAS Portal using AJP.

• OracleAS Portal communicates with the OracleAS Metadata Repository using Oracle Net.

• Oracle9iAS Single Sign-On and Oracle Delegated Administration Services communicate with Oracle Internet Directory using LDAP.

• Oracle Internet Directory communicates with the OracleAS Metadata Repository using Oracle Net.