 Call Centers Integrating the PBX An Important Aside Billing as a Critical Service VolP Supporting Protocols H.323 Session Initialization Protocol (SIP) Media Gateway Control Protocol (MGCP)-and Friends Contents A Final Thought Network Management for Qos Summary Chapter Summary Chapter 3 Questions Chapter 4 The Byzantine World of Telecom Regulation Possible Regulatory Solutions Terminology Recent Regulatory Decisions Other Regulatory Activity Recent Events Chapter 4 Questions Chapter 5 Premises Technologies The Computer The CPU Main Memory Secondary Memory Input/Output (I/O) Devices The Bus LAN Basics LAN Access Schemes Contention-Based LANs Distributed-Polling LANs Logical LAN Design Deployment Content The World of Multimedia Still Images The Arrival of Compression Video Modern Video Technology Digital Video The Video Process What the Market Wants, the Market Gets: Compression Television Standards Video Quality Factors Video Summary Summary Chapter 5 Questions Chapter 6 Access Technologies Marketplace Realities 56 Kbps Modems Contents ISDN Technology The Basic Rate Interface (BRI) BRI Applications The Primary Rate Interface (PRI) PBX Applications Videoconferencing Automatic Call Distribution (ACD) DSL Technology DSL Services Asymmetric Digital Subscriber Line (ADSL) A Word about the DSLAM ADSL2 ADSL2+ High Bit Rate Digital Subscriber Line (HDSL) HDSL2 Rate-Adaptive Digital Subscriber Line (RADSL) Very High-Speed Digital Subscriber Line (VDSL) G.lite DSL Market Issues Provider Challenges Electrical Disturbances Physical Impairments Load Coils and Bridged Taps Splices and Gauge Changes Weather Solutions Cable-Based Access Technologies Playing in the Broadband Game The Cable Network The Ever-Changing Cable Network Cable Modems Data over Cable Standards DOCSISTM 2.0 Wireless Access Technologies A Bit of History Radio's Evolution A Touch of Technology Improving the Model The Spectrum Battles Heat Up Cellular Telephony OK, But How Does It Work? Access Methods Wireless Today Contents Access Evolution The Reality 3G Cha