Devices connect to a
wireless local area network (WLAN) with Wi-Fi communication (see Chapter
7 (Wireless local area network)). A router connected to an
Internet Service Provider (ISP), through a telephone line using DSL (Digital Subscriber
Line) technology, provides access to the Internet (see Figure
8-1). The Internet is formed by interconnected computer networks using the Internet Protocol suite, consisting of the Transmission Control Protocol and the
Internet Protocol (TCP/IP), to globally link devices. The
World Wide Web (WWW) identifies information resources by URLs ...