Prepared by
Kushal Roy
DELHI PUBLIC SCHOOL (JOKA) SOUTH KOLKATA
PART 1
Less than 1 km is LAN
More than 1KM is MAN/WAN
Example 1
For LAN
the best
wired
media is
Ethernet
Cable
Between the locations should be stated
Example 2
OR
Tree Topology
Repeater : >= 90 to 100 Mt Repeater : >= 90 to 100 Mt
LAN
range of 1-5 km
transmission rate
4Mbps to 16Mbps
and can maximize up
to 100 Mbps
Ethernet, token ring,
Fiber distributed
data interchange
(FDDI) are the
common protocol
MAN
generally 50-60 km.
Fiber optical cable
and twisted pair
cables are used.
RS-232, X-25, Frame
Relay, and ATM are
the common
protocol
WAN
covers is from 100 to
several 1000 km.
fiber optic cable
(wired) and Satellite
(wireless) are used
as a transmission
media.
Question 1
Question 2
Question 3
A company in Mega Enterprises has 4 wings of buildings as shown in the
diagram :
W1 W2
W3 W4

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