This is a text description of mt904_1014im_option2.gif, which is a diagram of an Oracle Application Server environment that is different than the one shown in Figure 5-1. This illustration shows two separate OracleAS Metadata Repository instances. One is used by a 10g (9.0.4) middle tier. The other OracleAS Metadata Repository instance is used by the 10g (9.0.4) OracleAS Identity Management installation.