Lidgren.Network.NetUPnP.ForwardPort C# (CSharp) Method

        public bool ForwardPort(int port, string description)
        {
            if (m_serviceUrl == null && !m_discoveryComplete.WaitOne(c_discoveryTimeOutMillis))
                return false;

            IPAddress mask;
            var client = NetUtility.GetMyAddress(out mask);
            if (client == null)
                return false;

            try
            {
                SOAPRequest(m_serviceUrl,
                    "<u:AddPortMapping xmlns:u=\"urn:schemas-upnp-org:service:WANIPConnection:1\">" +
                    "<NewRemoteHost></NewRemoteHost><NewExternalPort>" + port.ToString() + "</NewExternalPort>" +
                    "<NewProtocol>" + ProtocolType.Udp.ToString().ToUpper() + "</NewProtocol>" +
                    "<NewInternalPort>" + port.ToString() + "</NewInternalPort>" +
                    "<NewInternalClient>" + client.ToString() + "</NewInternalClient>" +
                    "<NewEnabled>1</NewEnabled>" +
                    "<NewPortMappingDescription>" + description + "</NewPortMappingDescription>" +
                    "<NewLeaseDuration>0</NewLeaseDuration>" +
                    "</u:AddPortMapping>",
                    "AddPortMapping");

                m_peer.LogDebug("Sent UPnP port forward request");
                System.Threading.Thread.Sleep(50);
            }
            catch (Exception ex)
            {
                m_peer.LogWarning("UPnP port forward failed: " + ex.Message);
                return false;
            }
            return true;
        }