Oracle Enterprise Manager offers a centralized platform for managing database configurations across multiple instances. It allows you to:

• Using Oracle Enterprise Manager, you can create and maintain configuration templates to enforce standardization and best practices.
• Compare configurations across various instances to identify inconsistencies.
• Track configuration changes and generate alerts to detect unauthorized modifications.

Oracle Enterprise Manager Configuration Management enables you to view, save, track, compare, search, and customize collected configuration information for all managed targets known to Oracle Enterprise Manager. Additionally, the Configuration Topology Viewer provides a visual layout of a target's relationships with other targets; for example, you can determine a system's structure by viewing the members of a system and their interrelationships.

With Configuration Management you review the following information:

• Comparisons
• Configuration Searches
• Configuration Browser
• Configuration History
• Configuration Extensions and Collections
• Configuration Topology Viewer
• Parsers
• Relationships

For more information see: Manage Configuration Information in Oracle Enterprise Manager Database Lifecycle Management Administrator's Guide.