Lan is a local network such as inside a house or building, or a wireless covering an area locally.
Wan is a wide area network such as the internet. This network covers a large area (can include the world). Wan's consist of many local area networks linked together.
From the user's point of view, accessing a LAN or WAN is the same. If packets need to be forwarded from a LAN via a WAN connection that is taken care of automatically by the router.
No
WAN. LAN is a short range connection, WAN is wide range.
absolutely wan. lan is used for a office or a building complex
LAN is the Local Area Network while the WAN is the Wide Area Network.
LAN users get access to internet or can communicate with others LAN connected to WAN.
An LAN card is a must if you wish to connect to a LAN but it is not required for WAN
WAN requires the same technology as LAN.
Extranet is wan
WAN
LAN is internal. IE, your computer, router, modem. WAN is external, such as your computer, a server on the internet, a corporate database. Not to be confused with WLAN, which is wireless LAN
if the LAN is connected to another LAN over a wide distance using point to point links then it becomes part of the WAN (but it doesn't become a WAN by itself).