• normalexit@lemmy.world
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    6 days ago

    If you have a server running, I wouldn’t buy more hardware. They have good example documentation for just such a configuration:

    https://docs.pi-hole.net/docker/

    If your server already has those ports bound (specifically the DNS port 53) you are going to have to get creative; otherwise it’ll work well!

    Worst case, a cheapo pi 3 will do the job. At one point I had it running on a pi zero, so hardware requirements are pretty low.

      • StarkZarn@infosec.pub
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        5 days ago

        That’s not how that works. network_mode: host shares the network namespace with the container host, so it doesn’t do any NAT, it only exists on the host’s IP. It would be akin to running a natively installed app, rather than in a container. macvlan networking is what gives a container its own IP on the logical network, without the layer of NAT that the default bridge mode networking that docker typically does.