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@ -45,14 +45,14 @@ have a public IPv4 address. However when the number of devices began
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to exceed amount of officially available IPv4 addresses, NAT was
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introduced and it works as follows:
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Many devices are hidden behind one Public IP address. So for a phone
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to communicate with another phone, it needs to connect via a
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central, publicly available IPv4 server. So in the end, the complete
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picture looks as follows:
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## How IPv6 solves the problem
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@ -62,7 +62,7 @@ So every device, every smart phone, every alarm clock, every computer
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can have a public IP address. Because every device can have a public
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IPv6 address, they can communicate directly with each other:
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## How to communicate with IPv6?
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