Bind listener to an IPv6 from AnyIP subnet

[Michael Richardson]

me at at.encryp.ch wrote:
    > Regarding the usage of [::] - due to usage of firewall I am able to
    > block connections to the 53/udp and 53/tcp which are not coming to
    > specific IP addresses or ranges, I do not need such filtering
    > functionality within bind itself.

Bind doesn't listen to specific sockets because of security.
It does so because of connectivity and plumbing.

I think you are making your life hard for no benefit.

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