anchor.diff:  {
     networking.nat = {
       enable = true;
  -    internalIPs = [ "10.0.1.0/24" ];
  +    internalIPs = [ "10.0.2.0/24" ];
       internalInterfaces = [ "eno1" ];
       externalInterface = "wlp8s0";
       forwardPorts = [
  
positive.code:     allowedTCPPorts = [ 22 53 1100 1101 1102 1103 1104 8126 ];
      allowedUDPPorts = [ 53 ];
      extraCommands = ''
          iptables -t nat -A POSTROUTING -s 10.0.1.0/24 -o wlp8s0 -j MASQUERADE
      '';
      extraStopCommands = ''
        iptables -t nat -D POSTROUTING -s 10.0.1.0/24 -o wlp8s0 -j MASQUERADE
      '';
    };
  
  
negative.code:   };
  
    networking.interfaces.eno1 = {
      ipAddress = "10.0.2.2";
      prefixLength = 24;
    };
  
  