Fundamentals of EMS, NMS and OSS/BSS

3

ITU-T FCAPS

This chapter is intended to provide the reader with an understanding of FCAPS introduced by ITU-T (International Telecommunication Union-Telecommunication Standardization Bureau) and defined in recommendation M.3400. At the end of this chapter you will have a good understanding of FCAPS functionality and how it applies to different layers of the TMN.

3.1 Introduction

Associated with each layer in the TMN model are five functional areas called FCAPS that stand for fault, configuration, accounting, performance and security. These five functional areas form the basis of all network management systems for both data and telecommunications (see Figure 3.1).

Figure 3.1

FCAPS and TMN.

The information in telecom management is classified ...