Networking part10 IP Address 1

18 06 2021
IP ADDRESS

-IP -INTERNET PROTOCOL
-IP ADDRESS – LOGICAL ADDRESS
–PHYSICAL ADDRESS -MAC ADDRESS — Unique address

-Uniquely Identify a device in network

N : H

1 11
1 12
1 13
2 11
2 45
2 33
——–
IPv4 IPv6
32bit 128bit
2^32 =4,294,967,296 2^128=3.4 X 10^38
4.3 Billion 3.4 billion billion
Decimal Hex Decimal

192.168.0.128

1100 0000.1010 1000.0000 0000.1000 0000-32bit

32bit/4 = 8bit

8bit.8bit.8bit.8bit – 32bit
—-
Octet

1st octet.2nd octet.3rd octet.4th octet

8bit — 0000 0000 -0
0000 0001 -1
0000 0010 -2
..
..
1111 1110 -254
1111 1111 -255
Range: octet: 0-255

0-255.0-255.0-255.0-255

100.200.255.255

400.200.100.55 XXXX
————————

0.0.0.0 — 255.255.255.255

Understaning of network, assigning network

–device total range into Classes
–depends on size of network (no of host in network) we choose a class
to assing ip address to hosts

Based on 1st Octet of ip address

source

ip address