Various approaches have been developed by different organizations and standards bodies toward network management, with each of them focusing on different aspects. Each of the approaches leads to certain best practices that can be followed in the network operations and maintenance of an organization leading to a better service delivery. Each approach has approached the subject of network operations and service delivery with different scopes ranging from strategy, executing the change, and micromanaging the actual implementation and operations.
One of the earliest models for network management is the FCAPS model, which is a part of the Telecommunications Management Network (TMN) architecture defined by ITU-T. It splits the network management function into five areas: Fault, Configuration, Accounting, Performance, and Security. FCAPS is an...