[Modify] Allow it or not

websocket-sharp/Server/WebSocketServer.cs

@@ -61,6 +61,7 @@ namespace WebSocketSharp.Server
     #region Private Fields
 
     private System.Net.IPAddress               _address;
+    private bool                               _allowForwardedRequest;
     private AuthenticationSchemes              _authSchemes;
     private static readonly string             _defaultRealm;
     private bool                               _dnsStyle;
@@ -630,6 +631,7 @@ namespace WebSocketSharp.Server
         return;
       }
 
+      if (!_allowForwardedRequest) {
         if (uri.Port != _port) {
           context.Close (HttpStatusCode.BadRequest);
           return;
@@ -639,6 +641,7 @@ namespace WebSocketSharp.Server
           context.Close (HttpStatusCode.NotFound);
           return;
         }
+      }
 
       WebSocketServiceHost host;
       if (!_services.InternalTryGetServiceHost (uri.AbsolutePath, out host)) {