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Merge branch 'master' of git+ssh://code.ungleich.ch/ungleich-public/ungleich-staticcms

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sanghee 2019-12-31 15:17:54 +01:00
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content/u/blog/how-ipv6-can-help-protesters-in-honk-kong/contents.lr
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@ -45,14 +45,14 @@ have a public IPv4 address. However when the number of devices began
to exceed amount of officially available IPv4 addresses, NAT was to exceed amount of officially available IPv4 addresses, NAT was
introduced and it works as follows: introduced and it works as follows:
![IPv4 NAT](/u/ipv4nat.png) ![IPv4 NAT](/u/image/ipv4nat.png)
Many devices are hidden behind one Public IP address. So for a phone Many devices are hidden behind one Public IP address. So for a phone
to communicate with another phone, it needs to connect via a to communicate with another phone, it needs to connect via a
central, publicly available IPv4 server. So in the end, the complete central, publicly available IPv4 server. So in the end, the complete
picture looks as follows: picture looks as follows:
![IPv4 Double NAT](/u/ipv4doublenat.png) ![IPv4 Double NAT](/u/image/ipv4doublenat.png)
## How IPv6 solves the problem ## How IPv6 solves the problem
@ -62,7 +62,7 @@ So every device, every smart phone, every alarm clock, every computer
can have a public IP address. Because every device can have a public can have a public IP address. Because every device can have a public
IPv6 address, they can communicate directly with each other: IPv6 address, they can communicate directly with each other:
![IPv6 direct connections](/u/ipv6direct.png) ![IPv6 direct connections](/u/image/ipv6direct.png)
## How to communicate with IPv6? ## How to communicate with IPv6?