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The Internet And IP Addresses

What is a protocol?
A protocol is a set of rules or procedures for transmitting data between devices like computers.
What is an Internet Protocol (IP) address?
An Internet Protocol (IP) address is a numerical label allotted to every device connected to a computer network that uses the Internet Protocol for communication.
How is it organized hierarchically?
An IP address is divided into four parts. First set of eight bits is the country/network, then the region/network, subnetwork, and finally, the device.
How many bits are in an IPv4 address?
There are 32 bits in an IPv4 address.
How many IPv4 addresses does that mean there are?  
There are 4,294,967,296 IPv4 addresses.
What is the difference between IPv6 and IPv4?
IPv6 contains 128 bits in an address, and their addresses are written in hexadecimal and are separated by colons.
Example IPv4 address: Example IPv6 address: 3ffe:1900:4545:3:200:f8ff:fe21:67cf
Why do we need IPv6?
The Internet is increasing and IPv4 addresses are running out…

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