What is IP Address Subnetting

What is IP Address Subnetting :- Dividing a single Network into multiple Network. Subnetting is also called as FLSM (Fixed Length Subnet Mask).
What is IP Address Subnetting
Subnetting can be done in three ways :-
# Requirement of Networks.
# Requirement of Hosts.
# CISCO/Notation.

Example of Class B :-

Requirement of Networks
Requirement Subnet = 4 
2n > = 4
n=2
N.N.H.H
11111111.11111111.11000000.00000000
255.255.192.0
255.255.255.255 - 255.255.192.0 = 0.0.63.255

Network IP
Broadcast IP
172.16.0.0
172.16.63.255
172.16.128.0
172.16.127.255
172.16.128.0
172.16.191.255
172.16.192.0
172.16.255.255
===========================================
Example of Class C :-

Requirement of Hosts
Requirement Host = 12 
2h > = 12
h=4
N.N.N.H
11111111.11111111.11111111.11110000
255.255.255.240
255.255.255.255 - 255.255.255.240 = 0.0.0.15

Network IP
Broadcast IP
192.168.1.0
192.168.1.15
192.168.1.16
192.168.1.31
192.168.1.32
192.168.1.47
192.168.1.48
192.168.1.63
192.168.1.64
192.168.1.79
.

.

.

192.168.1.240
192.168.1.255


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4 comments:

  1. Good article and easy to understand what IP Address Subnetting is all about. This information is awesome for newbies.

    IP Location Finder

    ReplyDelete
  2. thank u sir for this information ....

    ReplyDelete