IPV4
- IPV4 consist of four group of numbers, each separated by a period (.) The number in each group is between 0 and 255.
- Uses 32-bits address, so allows for 2^32 possible unique addresses.
- IPV4 has two part that identify sepecific computer, one part to identify the network where the computer resides and second part to pinpoint the specific computer or host within that network.
216.27.61.137
[_____] [______________]
network address host address
IPV6
network address host address
IPV6
- IPV6 is a new version of IP address that consist of 8 parts, separated by periods (:)
- Uses of 128 bits address so allow for 2^128 possible unique address.
- The transition form IPV4 to IPV6 is necessary because of the vast amount number of devices connecting to the Internet today.
- Has three parts: a global prefix to identify the network, a subnet to identify the location within the network, and the interface ID to identify the specific computer or host.
2001:0db8:3e4d:0015:0000:0000:abcd:ef12
[__________________________] [________]
[___________________________________]
Global Prefix Subnet Interface ID
Global Prefix Subnet Interface ID