I face the following problem while creating the oc4j instance. Suggest me a solution .
Problem has occurred accessing the OracleAS 10G infrastructure database. Base Exception: oracle.ias.repository.schema.SchemaException:Unable to establish connection to the Oracle Internet Directory Server ldap://cma.omantel.co.om:389/. Base Exception : javax.naming.CommunicationException: cma.omantel.co.om:389 [Root exception is java.net.ConnectException: Connection refused]