IPv4

IPv6

IP version 4 is 32 bit IP address

It is of128 bit long IP address.

IP version 4 is a numeric addressing method.

IP address 6 is an alphanumeric addressing method.

IP version 4 binary bits are separated by dots

IP version 6 binary bits are separated by a colon(:)

I feel version 4 of us 12 bit header file.

IP version 6 offers 8 header field.

IP version 4 supports broadcast.

IP version 6 does not support broadcast.

IP version 4 uses ARP to map to MAC address

IP version CP uses NDP(neighbour Discovery protocol) to map to MAC address

IPv4 Limited number of IP addresses.

IPv6 has an enormous number of IP addresses.

IPv4 has 5 different classes of IP address is class A class B Class C class D and class E

IPv6 doesn’t contain classes of IP addresses.

IPv4 encryption and authentication facility not provided.

IPv6 provides encryption and authentication

IP version 4 features:

IP version 6 features:

Connectionless protocol.

Support for quality of services.

It required less memory and easy of remembering address.

And ideal protocol for neighbouring node interaction

I P version 4 offers video libraries and conference.

IP version 4 already supported protocol by millions of devices

Example 127.220.12.20        

Example: 2001:0db8:85a3:0000:0000:8ac2:9b12:7772b