tructure of the book by means of plenty of references to preceding chapters. Customer network Management Interworking management Customer management IT & system Customer network management management Customer management IT & system management Network operation Network operation Service provisioning Service warehuusing warehousing provisioning Service layer Control layer Access Core connectivity Figure 16.1 Position of telecom management - Operations Understanding Changing Telecommunications - Building a Successful Telecom Business. Edited by A. Olsson C 2004 John Wiley & Sons, Ltd ISBN: 0-470-86851-1 Understanding Changing Telecommunications - Building a Successful Telecom Business The aim is to take a final step in acquiring a holistic and consistent view of the subject. Unfortunately, the telecom management area often gets less attention than it deserves. A reason for a holistic approach is that the extensively segmented network demands a subsequent integration to produce income. End users and telecom businesses need single, predictable and reliable network behaviour. An important requirement is to inte- grate segment behaviour into an end-to-end behaviour. Telecom management fulfils the wanted role as a network integrator, laid down in fundamental technical plans or sim- ilar rules. Telecom management allows configuration of the network and control of the network elements, as well as its overall behaviour, supporting the fulfilment of the business plan targets. Among the targets are conditions set and agreed between end users and the operator for service provisioning, activation of the required services and billing. The traffic system in this chapter is of course identical to the system that is described in Chapters 9 to 15. However, there is greater focus on revenue, OPEX, CAPEX, processes, customer care, etc. Such aspects are already partly discussed in Chapter 9. The main network parts covered are access, terminals and service network management. The extremely important user perception interface that is dea