e QoS, security, Content content if any Service network, if any coverage etc.) Applications Service enablers See model to the left Network control and intelligence Access Core connectivity Interconnection Figure 1.10 A comprehensive view of the book contents with the distributed network view at the bottom Service network and IP infrastructure servers Applications Service/User Management IP Infrastructure Service Portals content AAA, notification etc DHCP, DNS etc enablers HSS/HLR Network Support Servers traffic Communication Control Network management Billing/accounting MSC/TSC Server SGSN Control f. CSCF/BGCF Customer care GMSC Server GGSN Control f. MRFC/MGCF TeS Server SIP Server Connectivity network Packet Backbone Corporate Internet WLAN hot spot GSM/GPRS/EDGE GERAN PSTN/ISDN Cable UTRAN Fixed Wireless Access Figure 1.11 Example of a somewhat more product-oriented view of the new network Understanding Changing Telecommunications - Building a Successful Telecom Business Chapter 4: Telecom business (Appendix on Financial calculations) Chapter 5: Services Chapter 6: Security Chapter 7: Quality of service Chapter 8: Service implementation (Appendix on Incumbent operator migration) Chapter 9: Service network Chapter 10: Terminals Chapter 11: Edge nodes (Appendix on MGW dimensioning) Chapter 12: Packet backbone Chapter 13: Access Chapter 14: Control network Chapter 15: Interconnect Chapter 16: Telecom management - operations 1.2 A DYNAMIC SITUATION 1.2.1 OVERVIEW Figure 1.12 describes the dynamics in the evolution. Here we can see three loops: User and services, which is a market-driven loop Enabling technologies Regulations and society loop All these inputs will change with time, creating a constantly changing market environment. Dynamics of Market Evolution Needs: Society GDP and Welfare development cultural evolution Social obligations of society Regulations Encourage market, Safety competition Service services requirements Users and wishes Operators and terminal Unconscious providers needs Enabling Business ne