Gwupe.Communication.P2P.P2P.Tunnel.Waver.GuessLocalIp C# (CSharp) Method

        private IPAddress GuessLocalIp()
        {
            NetworkInterface[] adapters = NetworkInterface.GetAllNetworkInterfaces();
            foreach (NetworkInterface nic in adapters)
            {
                if (nic.OperationalStatus == OperationalStatus.Up &&
                    (nic.NetworkInterfaceType == NetworkInterfaceType.Ethernet3Megabit ||
                    nic.NetworkInterfaceType == NetworkInterfaceType.Ethernet ||
                    nic.NetworkInterfaceType == NetworkInterfaceType.FastEthernetT ||
                    nic.NetworkInterfaceType == NetworkInterfaceType.Wireless80211 ||
                    nic.NetworkInterfaceType == NetworkInterfaceType.GigabitEthernet ||
                    nic.NetworkInterfaceType == NetworkInterfaceType.FastEthernetFx))
                {
                    foreach (UnicastIPAddressInformation ipInfo in nic.GetIPProperties().UnicastAddresses)
                    {
                        byte[] address = ipInfo.Address.GetAddressBytes();
                        if (address.Length == 4)
                        {
                            if ((address[0] == 172 && address[1] >= 16 && address[1] <= 31)
                                || (address[0] == 10)
                                || (address[0] == 192 && address[1] == 168))
                                return ipInfo.Address;
                        }
                    }
                }
            }
            return IPAddress.Any;
        }