anchor.diff:      jobs = listToAttrs (mapAttrsFlatten (name: value: nameValuePair "openvpn-${name}" (makeOpenVPNJob value name)) cfg.servers);
   
       environment.systemPackages = [ openvpn ];
  -    
  +
       boot.kernelModules = [ "tun" ];
  -    
  +
     };
   
   }
  
positive.code:           up = "ip route add ...";
            down = "ip route del ...";
          };
          
          client = {
            config = ''
              client
  
negative.code:       default = {};
  
        example = {
  
          server = {
            config = ''
              # Simplest server configuration: http://openvpn.net/index.php/documentation/miscellaneous/static-key-mini-howto.html.
  