Give IPv6 connectivity to its Docker containers using an IPv6 block from its ISP
It may seem surprising that a modern service like Docker does not offer IPv6 in containers by default, especially when in a network with IPv6.
In fact, for the same reason we saw in the introductory article, since the containers are in a virtual network, they cannot be reached by the box/router distributing the IPv6 subnet.
The same phenomenon can be observed with IPv4: each container has an IPv4 in a subnet separate from the one in which our host machine is located.
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