We showed our progress in developing a CMDB and sev- eral data federation methodologies for network manage- ment. The number of items to be managed in a network continues to increase. It has become difficult to effectively manage a network using traditional approaches that rely on human monitoring. A CMDB is one of the most important, accurate, and trusted data sources, and is a necessary system for conducting more intelligent, systematic, and automated network management. We will continue to enhance our de- veloped CMDB and CMS