code: function getServers () {
    var interfaces = os.networkInterfaces()
    var result = []
  
    for (var key in interfaces) {
      var addresses = interfaces[key]
      for (var i = addresses.length; i--;) {
        var address = addresses[i]
        if (address.family === 'IPv4' && !address.internal) {
          var subnet = ip.subnet(address.address, address.netmask)
          var current = ip.toLong(subnet.firstAddress)
          var last = ip.toLong(subnet.lastAddress) - 1
          while (current++ < last) result.push(ip.fromLong(current))
        }
      }
    }
  
    return result
  }
docs: Gets the current list of possible servers in the local networks.