diff --git a/WebserverInitalConfig/ConfigHttpApi.cs b/WebserverInitalConfig/ConfigHttpApi.cs
index 5095d878..72ddef79 100644
--- a/WebserverInitalConfig/ConfigHttpApi.cs
+++ b/WebserverInitalConfig/ConfigHttpApi.cs
@@ -9,6 +9,7 @@ using System.Security.Cryptography.X509Certificates;
 using System.Security.Permissions;
 using System.Text;
 using System.Threading.Tasks;
+using NetFwTypeLib;
 
 namespace WebserverInitalConfig
 {
@@ -84,7 +85,44 @@ namespace WebserverInitalConfig
             return cert;
         }
 
+        public static void addFirewallrule(string exePath, int port, bool isTCP)
+        {
+            INetFwMgr manage = (INetFwMgr)Activator.CreateInstance(
+                        Type.GetTypeFromCLSID(new Guid("{304CE942-6E39-40D8-943A-B913C40C9CD4}")));
+            bool isFirewallEnabled = manage.LocalPolicy.CurrentProfile.FirewallEnabled;
 
+            if (isFirewallEnabled)
+            {
+                INetFwAuthorizedApplications applications = manage.LocalPolicy.CurrentProfile.AuthorizedApplications;
+                if ((from INetFwAuthorizedApplication a in applications
+                         where a.ProcessImageFileName == exePath
+                         select a).Count() == 0)
+                {
+                    INetFwAuthorizedApplication application = (INetFwAuthorizedApplication)Activator.CreateInstance(
+                        Type.GetTypeFromCLSID(new Guid("{EC9846B3-2762-4A6B-A214-6ACB603462D2}")));
+
+                    application.Name = "Vocaluxe";
+                    application.ProcessImageFileName = exePath;
+                    application.Enabled = true;
+                    applications.Add(application);
+                }
+                INetFwOpenPorts openPorts = manage.LocalPolicy.CurrentProfile.GloballyOpenPorts;
+                if ((from INetFwOpenPort p in openPorts
+                         where  (p.Port == port && 
+                            (p.Protocol == (isTCP?NET_FW_IP_PROTOCOL_.NET_FW_IP_PROTOCOL_TCP : NET_FW_IP_PROTOCOL_.NET_FW_IP_PROTOCOL_UDP)))
+                         select p).Count() == 0)
+                {
+                    INetFwOpenPort openPort = (INetFwOpenPort)Activator.CreateInstance(
+                        Type.GetTypeFromCLSID(new Guid("{0CA545C6-37AD-4A6C-BF92-9F7610067EF5}")));
+                    openPort.Enabled = true;
+                    openPort.Port = port;
+                    openPort.Protocol = (isTCP ? NET_FW_IP_PROTOCOL_.NET_FW_IP_PROTOCOL_TCP : NET_FW_IP_PROTOCOL_.NET_FW_IP_PROTOCOL_UDP);
+                    openPort.Name = "Vocaluxe";
+
+                    openPorts.Add(openPort);
+                }
+            }
+        }
         /*public static X509Certificate2 getCert(string subject)
         {
             RSACryptoServiceProvider rsa = new RSACryptoServiceProvider();
diff --git a/WebserverInitalConfig/Program.cs b/WebserverInitalConfig/Program.cs
index a069eb29..a33f74e0 100644
--- a/WebserverInitalConfig/Program.cs
+++ b/WebserverInitalConfig/Program.cs
@@ -1,6 +1,7 @@
 using System;
 using System.Collections.Generic;
 using System.Diagnostics;
+using System.IO;
 using System.Linq;
 using System.Net;
 using System.Security.Principal;
@@ -18,6 +19,8 @@ namespace WebserverInitalConfig
                 Console.WriteLine("Usage: WebserverInitalConfig port isHttps");
             }
 
+            ConfigHttpApi.addFirewallrule(Path.Combine(AppDomain.CurrentDomain.BaseDirectory,"Vocaluxe.exe"), Int32.Parse(args[0]), true);
+
             if (args[1].ToLower() == "true")
             {
                 string hostname = Dns.GetHostName();
diff --git a/WebserverInitalConfig/WebserverInitalConfig.csproj b/WebserverInitalConfig/WebserverInitalConfig.csproj
index d0c002d0..50e8b62d 100644
--- a/WebserverInitalConfig/WebserverInitalConfig.csproj
+++ b/WebserverInitalConfig/WebserverInitalConfig.csproj
@@ -61,6 +61,17 @@
       <SubType>Designer</SubType>
     </None>
   </ItemGroup>
+  <ItemGroup>
+    <COMReference Include="NetFwTypeLib">
+      <Guid>{58FBCF7C-E7A9-467C-80B3-FC65E8FCCA08}</Guid>
+      <VersionMajor>1</VersionMajor>
+      <VersionMinor>0</VersionMinor>
+      <Lcid>0</Lcid>
+      <WrapperTool>tlbimp</WrapperTool>
+      <Isolated>False</Isolated>
+      <EmbedInteropTypes>True</EmbedInteropTypes>
+    </COMReference>
+  </ItemGroup>
   <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
   <!-- To modify your build process, add your task inside one of the targets below and uncomment it. 
        Other similar extension points exist, see Microsoft.Common.targets.