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CHARACTERIZATION OF NETWORKS:
There are three kinds of characterization of networks.
LOCAL AREA NETWORK (LAN):
It is needed for a single building.
METROPOLOTAN AREA NETWORK (MAN):
It is needed for a single city.
WIDE AREA NETWORK (WAN):
It is needed for a country level networking and even for continents.
DIFFERENCE BETWEEN LAN AND WAN:
Although LAN is for a local area but satellite bridge can extend LAN across longer distances. But it still could not accommodate arbitrarily several computers.
On the other hand WAN has to be scalable to long distances and several computers.
data network design with live examples
What is Ring Topology? The physical ring topology is a circular loop of point-to-point links. Every device connects directly to the ring or indirectly by and interface device o
What are routers? Routers work to connect two or more network segments. These are the most intelligent network devices that store information in its routing table like paths, h
Satellite Radio Channels A communication satellite links two or more earth microwave transmitter receiver, know as ground stations. The satellite receives transmission on
Explain Client/Server Networking Model. A networking model where one or more powerful computers (servers) give the dissimilar network services and all other user's computers (
How do packets and timers in EIGRP work?
Half-Duplex - Capability for data transmission in only single direction at a time among sending station and a receiving station.
DEFINE
DNS Message There are the only two kinds of DNS message DNS query and reply messages. Further mote both query and reply message have the same format as shown in figure.
Sole Access Protocol The atomic operations, which have conflicts, are handled using sole access protocol. The process used for synchronization in this protocol is given below:
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