The Difference Between LAN WAN in Wireless Routers. The major difference between ethernet and LAN is that the working of ethernet is not centralized while LAN functions in a centralized manner. Lan Vs Wan Computer Basics Computer Technology Networking Infographic Key Differences Between LAN MAN and WAN The geographical area covered by LAN is small whereas MAN covers relatively large and WAN covers the greatest of all. . Difference between LAN MAN and WAN. Types of Network Topology. Difference between LAN and WAN. LAN is a group of network devices that allow communication between connected devices. A LAN is typically built over an Ethernet network and if the devices belong to the same Layer 3 network subnet then packets are just switched using a Layer2 switch from one host to another. Everything outside of. Local Area Network LAN. LAN is confined to schools hospitals or buildings whereas MAN connects small