IP is an address which is given to each and every device in a network.
It's a logical address given to devices in a network.
It Works in Network layer
- 32 bits(represented by 0 and 1)
- IP address is in binary form i.e 4 octets of 8 bits each
01010111.00000111.10111111.10000001 = 18.104.22.168
- 128 bits address
- IP address has 8 octets separated by colons
Range of IP address: 0.0.0.0 255.255.255.255
This range is further divided into classes.
CLASS RANGE OCTET_FORMAT No_Of_N/W No_Of_Hosts
A 0-127 N.H.H.H 126 1,67,77,216
B 128-191 N.H.H.H 16384 65536
C 192-223 N.H.H.H 2097152 256
*H Host Single device
*N Network Collection of host
PRIVATE IP PUBLIC IP
Used with the LAN or within organization. Used on Public network (Internet)
Not recognized on internet Recognized on internet
Given by Admin Given by service provider (IANA)
Unique within network organization Globally unique
Unregistered IP Registered IP
Free of cost Pay to service provider (or IANA)