rel="nofollow" href="#ulink_02dee299-32eb-51e3-a9f0-5712b27da092">9.5 Security Contexts 9.6 Security Interworking Chapter Summary
10 Part II: Operations and Maintenances 10 Alarms and Faults Managements Introduction 10.1 Network Elements Alarm and Its Classifications 10.2 Sources of Abnormal Events and Alarms 10.3 Identifying Sources of Alarms from 3GPP TSs 10.4 Design and Implementation of an Alarm Management System 10.5 Alarm Due to Protocol Error 10.6 Alarm Due to Abnormal Conditions 10.7 How to Troubleshoot Protocol Error Using the Alarm Data Chapter Summary 11 Performance Measurements and Optimizations of Mobile Communications Networks Introduction 11.1 Counters for Performance Measurements and Optimizations 11.2 Performance and Optimizations Management System 11.3 Key Performance Indicator (KPI) Chapter Summary 12 Troubleshooting of Mobile Communications Networks Issues Introduction 12.1 Air Interface‐Related Issues 12.2 Debugging Issues with IP‐Based Logical Interface 12.3 Conformance Testing Issues 12.4 Interoperability Testing (IOT) Issues 12.5 Interworking Issues 12.6 Importance of Log/Traces and Its Collections 12.7 Steps for Troubleshooting Chapter Summary
11 Part III: Mobile Communications Systems Development 13 Core Software Development Fundamentals Introduction 13.1 A Brief on Software Development Fundamentals 13.2 Hardware Platforms: Embedded System, Linux Versus PC 13.3 Selecting Software Platforms and Features 13.4 Software Simulators for a Mobile Communications Network 13.5 Software Root Causes and Their Debugging 13.6 Static Code Analysis of Software 13.7 Software Architecture and Software Organization 13.8 System and Software Requirements Analysis 13.9 Software Quality: Reliability, Scalability, and Availability Chapter Summary 14 Protocols, Protocol Stack Developments, and Testing Introduction 14.1 Components of a 3GPP Protocol TS 14.2 3GPP Protocol Layer Structured Procedure Description 14.3 Protocol Layer Communications 14.4 Air Interface Message Format: Signaling Layer 3 14.5 Air Interface Message Format: Layer 2 14.6 RAN – CN Signaling Messages 14.7 Modes of Operation of a Protocol Layer 14.8 Example of a Protocol Primitive and PDU Definition 14.9 Example of a Protocol Layer Frame Header Definition 14.10 Examples of System Parameters 14.11 Examples of Protocol Information Elements and Its Identifier 14.12 3GPP Release Specific Changes Implementation 14.13 Examples of Protocol Messages Types 14.14 Protocol Layer Timer Handling 14.15 Protocol Layer Development Using State Machine 14.16 Protocol Layer Development Using Message Passing 14.17 Protocol Layer Data and its Types 14.18 Protocol Layer Control and Configuration 14.19 Protocol Context Information 14.20 Protocol Layer Message Padding 14.21 Device Driver Development 14.22 Guidelines for Protocol Stack/Layer Development 14.23 Software Profiling, Tools and Performance Improvement 14.24 Protocol Stack Testing and Validation Chapter Summary 15 Deriving Requirements Specifications from a TS Introduction 15.1 3GPP Protocol Layer Procedures 15.2 3GPP System Feature Development Requirements 15.3