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CHAPTER 6: TELECOMMUNICATIONS, THE INTERNET AND WIRELESS TECHNOLOGY -…
CHAPTER 6: TELECOMMUNICATIONS, THE INTERNET AND WIRELESS TECHNOLOGY
Networking and Communication Trends
Broadband
Broadband wireless
Convergence
Computer Network
Major components in simple network
Two or more connected computers
Software-defined networking (SDN)
Network in Large Companies
Mobile wireless LANs
Hundres of Locan area networks(LANs) linked to frim-wide corporate network
Telephone network, wireless cell phones
Videoconferencing system
Various powerful servers
Key Digital Networking Technologies
Client/ server computing
Packet switching
TCP/IP and connectivity
Types of Networks
Signal: Digital versus analog
Types of networks
Wide area networks (WANs)
Metropolitan area networks (MANs)
Local area networks (LANs)
Campus area networks (CANs)
Internet
World's most extensive network
Internet service providers (ISPs)
Internet Architecture and Governance
Professional organizations and government bodies establish Internet standards such as : IAB, ICANN, W3C
Network service providers
Regional telephone and cable TV companies
Internet services and communications
Internet services
Newsgroups
Telnet
Chatting and instant messaging
File Transfer Protocol (FTP)
Emails
World Wide Web (WWW)
Voice over IP (VoIP)
Unified communications
Virtual private network (VPN)
Cellular Systems
Third- generation networks (3G)
Fourth generation networks (4G)
Competing standards
Wireless Computer Networks and Internet Access
Wi-Fi (802.11)
WiMax (802.16)
Bluetooth (802.150