From 89f9dccb873dcb893c12a7a8c9bf67b4878fa8b9 Mon Sep 17 00:00:00 2001
From: ChsBuffer <33744752+chsbuffer@users.noreply.github.com>
Date: Sat, 11 Sep 2021 01:19:01 +0800
Subject: [PATCH] Fix virtual adapter mode NAT type test result "Wrong STUN
 server"

---
 Netch/Controllers/MainController.cs | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Netch/Controllers/MainController.cs b/Netch/Controllers/MainController.cs
index b717cbf2..1bf80a06 100644
--- a/Netch/Controllers/MainController.cs
+++ b/Netch/Controllers/MainController.cs
@@ -34,6 +34,10 @@ namespace Netch.Controllers
 
             if (await DnsUtils.LookupAsync(server.Hostname) == null)
                 throw new MessageException(i18N.Translate("Lookup Server hostname failed"));
+            
+            // TODO Disable NAT Type Test setting
+            // cache STUN Server ip to prevent "Wrong STUN Server"
+            DnsUtils.LookupAsync(Global.Settings.STUN_Server).Forget();
 
             Server = server;
             Mode = mode;