interfaces, 343 Pattern single-channel optical fiber VSB. See Vestigial-Sideband transmission, 150 Zero-crossing detectors, 50-51 modulation SRS with, 140-141 Zero-dispersion wavelength, VSWR, 269, 296, 298-299 Wavelengths in radio frequency 210-211 VTs. See Virtual Tributaries spectrum, 258 Zero-to-zero beamwidth, 287 Annabel Z Dodd ESSENTIAL GUIDE to TELECOMMUNICATIONS SIXTH EDITION A Completely Revised Bestseller: Extensively Updated Coverage of Wi-Fi, LTE Advanced, 5G, Broadband, Security Technologies, and the Competitive Landscape 1.7157 6.5843 Contents 1. Cover Page 2. About This E-Book 3. Praise for the Essential Guide to Telecommunications, Sixth Edition 4. Title Page 5. Copyright Page 6. Dedication Page 7. Contents 8. Preface 9. Acknowledgments 10. About the Author 11. Part I. Fundamentals, Data Centers, and IP PBXs 1. 1. Computing and Enabling Technologies 1. Fiber-Optic and Copper Cabling 2. Chips-Building Blocks of the Digital Age 3. Packetized Data 4. Deep Packet Inspection: Monitoring, Prioritizing, and Censoring Traffic 5. Compression 6. Increasing Network Capacity via Multiplexing 7. Using Protocols to Establish a Common Set of Rules 8. Protocols and Layers 9. Virtualization: Space, Cost, and Maintenance Efficiencies 10. Managing Virtualization 11. The Cloud: Applications and Development at Providers' Data Centers 12. Summary 13. Appendix 2. 2. Data Centers and LANs, Storage, and IP Private Branch Exchanges 1. Introduction 2. What Is a LAN? 3. Switches, Media, and Protocols in LANs 4. IP PBXs-Voice, Video, and Unified Communications 5. IP Telephony-Converting Voice Signals to Digital Data 6. Unified Communications, Contact Centers, and Video Conferencing 7. Appendix www.TechnicalPDF.com 12. Part II. Industry Overview and Regulations 1.3. Competition, Industry Structures, and Regulations 1. Introduction 2. The 1984 Breakup of AT&T 3. Regulatory Issues 4. The State of the Industry-Consolidation via Mergers 5. Non-Traditional Competitors: Alphabet, Apple, Amazon, Facebook, Twitter, Snapchat, and Micr