The taxonomy has been created and is being maintained by a joint effort of the Flamingo FP7 Project[1] and the Committee of Network Operations and Management (CNOM) of the Communications Society (COMSOC) of the Institute of Electrical and Electronics Engineers (IEEE) and the Working Group 6.6 of the International Federation of Information Processing (IFIP).
The first four categories identify what kind of network/service/business aspect is being managed and which functional areas are covered.
The remaining three categories identify which management paradigms, technologies, and methods are used.
The functional areas originated from the ISO Telecommunications Management Network model and framework for network management.
The fifth category "Management Paradigms" addresses the following question: Which paradigm is used to achieve network and service management?