From 534f73f5a77416e5f03012c661054237295ece6f Mon Sep 17 00:00:00 2001
From: deadmoon <hellzerg54@gmail.com>
Date: Wed, 16 Jun 2021 16:20:26 +0300
Subject: [PATCH] Always return IPv4 when pinging

---
 Optimizer/Utilities.cs | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/Optimizer/Utilities.cs b/Optimizer/Utilities.cs
index bcdd1c1d..136ed5ba 100644
--- a/Optimizer/Utilities.cs
+++ b/Optimizer/Utilities.cs
@@ -8,6 +8,7 @@
 using System.Management.Automation;
 using System.Net;
 using System.Net.NetworkInformation;
+using System.Net.Sockets;
 using System.Reflection;
 using System.Security.Principal;
 using System.ServiceProcess;
@@ -35,6 +36,8 @@ internal static class Utilities
 
         internal static Ping pinger = new Ping();
 
+        static IPAddress addressToPing;
+
         internal delegate void SetControlPropertyThreadSafeDelegate(Control control, string propertyName, object propertyValue);
 
         internal static void SetControlPropertyThreadSafe(Control control, string propertyName, object propertyValue)
@@ -633,7 +636,10 @@ internal static PingReply PingHost(string nameOrAddress)
             PingReply reply;
             try
             {
-                reply = pinger.Send(nameOrAddress);
+                addressToPing = Dns.GetHostAddresses(nameOrAddress)
+                    .First(address => address.AddressFamily == AddressFamily.InterNetwork);
+
+                reply = pinger.Send(addressToPing);
                 return reply;
             }
             catch