equirements 5.9 Security 5.10 Future Service Development 5.11 Pricing: Charging in the New Telecom World 5.12 The Service Plan versus the New Architecture 5.13 The Core Network and the Service Plan 5.14 The Access Network and the Service Plan 5.15 Telecom Management and the Service Plan 6 Security Objectives The Goals of the User and Actor. Terminology The Problem Non-Availability for Non-Security Reasons Connecting Security Terms into Telecommunication Main Ways to Implement Security Integrity and Confidentiality by Access Control - Authentication Integrity by Access Control - Authorization in Enterprises Integrity by Access Control - Firewalls Confidentiality: Encryption and Key Management Confidentiality by Tunnelling Contents 6.12 Confidentiality and Integrity by IPsec Confidentiality and Integrity for Mail by S/MIME 6.14 Applications and Solutions Summary with IPsec and FP Focus Quality of Service 7.1 Objective 7.2 Introduction Perception of QoS Threats to QoS QoS Enablers QoS at the Application Level Implementation of QoS in UMTS Service Implementation Objectives Chapter Structure Target Network Development Tracks Introduction to Packet Design The Role of Fundamental Technical Plans in Packet Design Top-Down Approach to Packet Design Specific Fundamental Technical Plans Convergence Between Fundamental Technical Plans Traffic Cases Service Network Objectives Connection to Preceding Chapters What is a Service Network? Service Network Domain and Principles Terminology The Architecture of Service Networks The Needs of the User Domain The Needs of the Service Network Owner Service Network Implementation The (IP) Service Network Support Entities Examples of Service Implementation 10 Terminals What is a Terminal? 10.2 Business Aspects 10.3 History 10.4 Terminals for Mobile Networks 10.5 PDA Development 10.6 Terminal Convergence 10.7 The Changing Role of Terminating Devices What is a Customer Premises Network? 10.9 Some Enablers Contents 10.10 Terminal Functionality - Example 10.11 The Future 11 Edge Nodes 11.1 Int