please use the functional model for this question

1- fault management explin it and with example

2- configuration managment explin it and with example

3- security managment explin it and with example

RULUI IWU Suppose that you want to build a network management strategy for your company. Illustrate, with examples, any three functional applications that you would like most to implement in your strategy. The functional model is 1- Fault management 2- Configuration management 3- Accounting management 4. Performance management 5. Security management