sical Interface Modems and Modulation Simplex, Half-Duplex, and Full-Duplex Data Transmission Coding Schemes: ASCII, EBCDIC, Unicode, and Beyond Transmission Modes: Asynchronous and Synchronous Transmission Error Control The OSI Reference Model and the TCP/IP Reference Model The OSI Seven-Layer Reference Model The TCP/IP Four-Layer Reference Model The TCP Stack Versus the OSI Model Contents Chapter 6 Local Area Networking LAN Basics LAN Concepts and Benefits LAN Components LAN Characteristics LAN Transmission Media LAN Transport Techniques and Standards LAN Access Methods LAN Topologies LAN Interconnection and Internetworking LAN Switches VLANs Bridges Routers IP Switches Chapter 7 Wide Area Networking Circuit-Switched Networks Networks Based on Leased Lines Networks Based on ISDN Packet-Switched Networks Frame Relay IP and ATM Chapter 8 The Internet and IP Infrastructures Internet Basics A Brief History of the Internet What the Internet Is and How It Works Internet Protocols Internet Network Architectures Internet Addressing and Address Resolution Addressing and Routing Schemes IPv4 Addressing IPv6 Addressing The Organization of the Internet The Evolution of the POP Architecture Internet Challenges and Changes Service Providers and Interconnection Contents IP QoS QoS Mechanisms Queuing Mechanisms The IP QoS Continuum What's Next on the Internet The Next-Generation Internet The Interplanetary Internet Internet-Enabled Devices RFID Applications SIP Telephony Digital Objects and Libraries The Semantic Web Part III The New Generation of Networks Chapter 9 IP Services The Evolution to IP Services The IPT Evolution The IPT Network Standards for IP Voice VoIP Call-Signaling Protocols ENUM: Telephone Number Mapping IPTV Versus Streaming Media The IPTV Architecture Key VPN Concepts Types of IP VPNs VPN Security Chapter 10 Next-Generation Networks The Broadband Evolution Communications Traffic Trends Communications Backbone Trends Communications Bandwidth Trends Communications Application Trends Broadband Applications Mul