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path: root/nixos/modules/services/networking/helpers.nix
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{ config, lib, ... }: ''
  # Helper command to manipulate both the IPv4 and IPv6 tables.
  ip46tables() {
    iptables -w "$@"
    ${
      lib.optionalString config.networking.enableIPv6 ''
        ip6tables -w "$@"
      ''
    }
  }
''