Page 15 - KEC Khaitan C8.2 Flipbook
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CAMPUS AREA NETWORK (CAN)
CAN connects two or more LANs that are limited to specific
geographical areas. For example, college campus, office Campus
building, etc. A campus area network is larger than LAN Network
Area
since it may span multiple buildings within a specified area.
LAN LAN METROPOLITAN AREA NETWORK (MAN)
MAN consists of two or more local area networks or campus
area networks together that usually spans several buildings
in the same city or town. It covers an area ranging from 10
to 100 km. For example, the Internet services provided to
LAN
users in a city or the ATM network system of any area falls
under MAN.
WIDE AREA NETWORK (WAN)
WAN covers a wide geographical area. In other words, it is a group of computers that are
separated by a large distance and tied together. It links different metropolitans and even countries
across national boundaries. The most popular example of WAN is the Internet: a collection of vast
number of computers spread across the world.
LAN LAN LAN LAN
LAN LAN
NETWORK ARCHITECTURE
The network architecture defines the overall design of the computer network. There are two types
of network architectures.
Networking Concepts 13

