
Chapter 3: Local Area, Metropolitan Area, and Wide Area Networks
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Wired LAN Technologies: Ethernet
Explained
Local area networks (LANs) are the smallest form of business-class
networks. Personal area or wearable network gadgets do not qualify because they
cannot scale. LANs can be considered the foundation, or building blocks, of larger
networks composed of multiple interconnected LAN segments and advanced
technologies (such as IP telephony, security, wireless, storage networking, and
others). Not only do LANs scale when combined, but they also have expanded in
their own right. Data rates for business LANs have grown from 10 megabits per
second (Mbps) ...