We can classify a computer network into different types depending on its size and the geographical area it covers. The most common types of computer networks are LAN, MAN, WAN, PAN, etc. What is a Local Area Network (LAN)? LAN is a form of a computer network most known to the general public. It has a limited reach, roughly a bunch of closely situated houses or building. And that's because we typically use the Ethernet technology (IEEE 802.3) to power our local area networks. The ethernet cables we lay across our houses and offices have their practical limitations. Beyond a certain length, the speed gets degraded. The reach of a LAN can be enhanced using repeaters, bridges, etc. Home Area Net...