 Characteristics 14.9.3 Transmission Parameters 14.9.4 Signaling Link Delays over Terrestrial and Satellite Links 14.10 Numbering Plan for International Signaling Point Codes 14.11 Signaling Connection Control Part (SCCP) CONTENTS 14.11.1 Introduction 14.11.2 Services Provided by the SCCP 14.11.3 Peer-to-Peer Communication 14.11.4 Connection-Oriented Functions: Temporary Signaling Connections 14.11.5 Structure of the SCCP 14.12 User Parts 14.12.1 Introduction 14.12.2 Telephone User Part (TUP) Review Exercises References Chapter 15 Voice-Over Packets in a Packet Network An Overview of the Concept Data Transmission Versus Conventional Digital Telephony Drawbacks and Challenges for Transmitting Voice on Data Packets VoIP, Introductory Technical Description 15.4.1 VoIP Gateway 15.4.2 An IP Packet as Used for VoIP 15.4.3 The Delay Tradeoff 15.4.4 Lost Packet Rate 15.4.5 Echo and Echo Control Media Gateway Controller and Its Protocols 15.5.1 Overview of the ITU-T Rec. H.323 Standard 15.5.2 Session Initiation Protocol (SIP) 15.5.3 Media Gateway Control Protocol (MGCP) 15.5.4 Megaco or ITU-T Rec. H.248 (Ref. 13) Review Exercises References Chapter 16 Television Transmission Background and Objectives An Appreciation of Video Transmission 16.2.1 Additional Definitions The Composite Signal Critical Video Parameters 16.4.1 General 16.4.2 Transmission Standard-Level 16.4.3 Other Parameters Video Transmission Standards (Criteria for Broadcasters) 16.5.1 Color Transmission 16.5.2 Standardized Transmission Parameters (Point-to-Point TV) 16.6 Methods of Program Channel Transmission The Transmission of Video Over LOS Microwave CONTENTS 16.7.1 Bandwidth of the Baseband and Baseband Response 16.7.2 Preemphasis 16.7.3 Differential Gain 16.7.4 Differential Phase 16.7.5 Signal-to-Noise Ratio (10 kHz to 5 MHz) 16.7.6 Continuity Pilot TV Transmission by Satellite Relay 16.9 Digital Television 16.9.1 Introduction 16.9.2 Basic Digital Television 16.9.3 Bit Rate Reduction-Compression Techniques 16.9.4 An Overview of the MPEG-2 Compression T