Change and configuration management should be aimed to acheived following objectives:

1. Account for all the IT assests and configurations within the organization and its services


2. Provide knowledge repository on configurations and their documentation


3. Provide a road map for IT service management such as incident management, problem management, change management, and release management


4. Verify and comply the configuration items(CI) against the infrastructure

Information on change and configuration management is centrally managed in a persistent storage. It is also called as Configuration
management database(CMDB).

Configuration management database (CMDB) has following components:

1. Physical CI: Server, switch, application, database, documents etc.


2. Logical CI: IT services, systems, baseline records etc.


3. CI attributes: CPU speed, version, patches, serial number etc.


4. CI relationships: Parent-child, hosts relationships etc.