IPv6 Summary

IPv6(Internet Protocol Version 6) is more efficient, more secure, and more mobile-friendly than IPv4. And in an exploding ecosystem of Internet-capable smart devices which IPv4's 4.3 billion addresses already can't cover.

"IP" is Internet Protocol, which gives an address and location to every Internet-capable device. In IPv4 of 1980, around the time when people like Ken Olsen, the founder of Digital Equipment Corp, said "There is no reason for any individual to have a computer in his home." Nowadays, everyone has five or six, including one in their pocket, another in their TV, on for the sofa, a couple on their cars, and so on.

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That is why IPv6(Internet Protocol Version 6) come out and was born in 1996, give or take, and offers 340 trillion trillion trillion of addresses.

But the biggest problem is that IPv6 requires time and investment, and since many of organizations aren't willing to lay out cash.

However, Ipv6 can be more secure than IPv4, to prevent DDOS attacks and others.