1. Topologies Mesh
Star topology Mesh can also be called ‘Fully Con-
Bus topology Ring nected’ Because every node is not
connected to just 2 other nodes. Its
Star typologies are one of the most
also connected to all of the other
common computer topologies and
In local area networks, bus A ring network is very simple nodes. This is a good thing because if
are also one of the simplest typolo-
topologies are used and each because it is a continuous one line goes down, then they are
gies that have a switch or hub in it.
node is connected to a single loop in a circle. Each device also connected to another node so
The central point in the star typology
cable. Each computer or acts like a repeater to keep that the computer or server will nev-
is the most used one and also the
server is connected to each the signal strong. Each device er go down.
most important because it provides other using a single bus ca- also is a receiver for the in- Partially connected:
all of the other clients with a connec- ble. A signal from the source coming signal and then pass-
tion to each other. If the central point travels in both directions to all There is also another type of mesh
(hub or switch) breaks down, then all machines connected on the which is a ‘Partially connected
of the other people on the network bus cabled until it finds the mesh’. In this some of the nodes are
will not be able to send or receive right computer or server. Bus connected to more than one but
anything. This is one of the disad- topology is inexpensive be- some others are not. This makes it
vantages of a star network. cause it only consists of one possible to take advantage of some
There are a number of different ad- wire; but there is a high cost of the redundancy that is provided
vantages of a Star Typology. One of
them is better performance because
of the high-powered hub that is nor-
mally in star typologies. It is easy to
setup, detects faults and to remove
parts. Also there are no disruptions to
Tree
the network when connecting or re-
moving devices. A tree network
is a combina-
The disadvantages of a Star Network
tion if the bus and Star Topology.
is that there is a high dependence of
the hub in a star network. Also if the The tree structure allows to have
hub goes down, then everyone else many servers on a network and
on the network will not sent or re- you can also branch out the net-
ceive anything. work in many ways. This is helpful
in collages, universities and
schools.