This figure shows the distributed Identity Management configuration on three computers; one hosts a Metadata Repository database with the Oracle Internet Directory schema and the Single Sign-On schema. The Oracle Internet Directory server is on this computer also. A second computer contains only the Single Sign-On server, which accesses the Oracle Internet Directory and Single Sign-On schema on the other computer. The third computer hosts an installation of OCA, which accesses the Oracle Internet Directory on the Oracle Internet Directory host, but stores its the OCA schema in the local OracleAS Metadata Repository on the OCA host.