The internet is everywhere -- PART I Before the internet: Telephones everywhere -- The world was once analog -- The past and present digital network -- Basic communication -- Local area networks -- PART II A brief history of the internet: Internet: motivation and beginnings -- The incredible growth -- PART III Inside the internet: Packet switching -- Internet: a network of networks -- Internet access using broadband and wireless -- Internet performance -- IP: software to create a virtual network -- TCP: software for reliable communication -- Clients, servers, and internet services -- Names for computers -- Sharing an internet connection (NAT) -- Why the internet works well -- PART IV Internet services: Electronic mail -- The world wide web: browsers and basics -- The world wide web: HTML and web pages -- The world wide web: web pages that change -- Social networking and personal publishing -- The internet of things (IoT) -- Internet search (search engines) -- Voice and video communication (VoIP) -- File transfer and data sharing -- Remote desktop -- Cloud services and cloud computing -- PART V Other aspects of internet technology: Network security (encryption and firewalls) -- Security scams: fooling users -- Secure access from a distance (VPNs) -- Internet economics and electronic commerce -- A global digital library -- Index.