4.11.1 GPRS Protocol Stacks and Overheads 4.12 IP backbone Planning and Dimensioning 4.12.1 Current Network Assessment 4.12.2 Dimensioning of the IP Backbone 4.12.3 Bandwidth Calculations 4.13 Mobile Packet Core Architecture Planning 4.13.1 VLAN 4.13.2 Iu-PS Interface 4.13.3 Gn Interface Planning 4.13.4 Gi Interface Planning 4.13.5 Gp Interface Planning 4.14 Packet Core Network Optimisation 4.14.1 Packet Core Optimisation Approaches 4.14.2 Packet Core Optimisation - Main Aspects 4.14.3 Key Performance Indicators 4.14.4 KPI Monitoring 4.15 Security 4.15.1 Planning for Security 4.15.2 Operational Security 4.15.3 Additional Security Aspects 4.16 Quality of Service 4.16.1 Introduction to QoS 4.16.2 QoS Environment 4.16.3 QoS Process 4.16.4 QoS Performance Management Fourth Generation Mobile Networks Ajay R Mishra 5.1 Beyond 3G 5.2 4G Network Architecture 5.3 Feature Framework in a 4G Network 5.3.1 Diversity in a 4G Network 5.4 Planning Overview for 4G Networks Contents 5.4.1 Technologies in Support of 4G 5.4.2 Network Architectures in 4G 5.4.3 Network Planning in 4G Networks 5.5 OFDM 5.5.1 What Is OFDM? 5.5.2 MIMO Systems 5.6 All-IP Network 5.6.1 Planning Model All-IP Architecture 5.6.2 Quality of Service 5.7 Challenges and Limitations of 4G Networks 5.7.1 Mobile Station 5.7.2 Wireless Network 5.7.3 Quality of Service Appendix A: Roll-Out Network Project Management Joydeep Hazra A.1 Project Execution A.2 Network Implementation A.2.1 Site Selection and Acquisition A.2.2 Provision of Site Support Elements A.2.3 Site Planning and Equipment Installation A.2.4 Legal Formalities and Permissions A.2.5 Statutory and Safety Requirements A.3 Network Commissioning and Integration A.3.1 Confirming the Checklist A.3.2 Powering-Up and System Precheck A.3.3 Commissioning A.3.4 Inspection and Alarm Testing A.3.5 Parameter Finalisation A.3.6 Tools and Macros A.3.7 Integration of Elements A.3.8 System Verification and Feature Testing A.3.9 System Acceptance A.4 Care Phase A.4.1 Care Agreement A.4.2 Care Services A.4.3 Other Optional O