From 7e380b6cfb46ae23ab3682e5a676f8585e6d22e3 Mon Sep 17 00:00:00 2001
From: Mykola Baibuz <mykola.baibuz@gmail.com>
Date: Mon, 12 May 2025 05:36:25 -0700
Subject: [PATCH] OpenVPN with system disabled IPv6 (#1563)

* Fix for Win OpenVPN with disabled IPv6 and AllExceptSites Splittunnel mode

* Remove unneeded stuff for ipv6 openvpn
---
 client/configurators/openvpn_configurator.cpp | 9 ---------
 1 file changed, 9 deletions(-)

diff --git a/client/configurators/openvpn_configurator.cpp b/client/configurators/openvpn_configurator.cpp
index eca81afd..6d6603da 100644
--- a/client/configurators/openvpn_configurator.cpp
+++ b/client/configurators/openvpn_configurator.cpp
@@ -120,13 +120,6 @@ QString OpenVpnConfigurator::processConfigWithLocalSettings(const QPair<QString,
         
         if (!m_settings->isSitesSplitTunnelingEnabled()) {
             config.append("\nredirect-gateway def1 ipv6 bypass-dhcp\n");
-
-#if !defined(Q_OS_ANDROID) && !defined(Q_OS_IOS)
-            // Prevent ipv6 leak
-            if (NetworkUtilities::checkIpv6Enabled()) {
-                config.append("ifconfig-ipv6 fd15:53b6:dead::2/64  fd15:53b6:dead::1\n");
-            }
-#endif
             config.append("block-ipv6\n");
         } else if (m_settings->routeMode() == Settings::VpnOnlyForwardSites) {
 
@@ -135,7 +128,6 @@ QString OpenVpnConfigurator::processConfigWithLocalSettings(const QPair<QString,
 #if !defined(Q_OS_ANDROID) && !defined(Q_OS_IOS)
             config.append("\nredirect-gateway ipv6 !ipv4 bypass-dhcp\n");
             // Prevent ipv6 leak
-            config.append("ifconfig-ipv6 fd15:53b6:dead::2/64  fd15:53b6:dead::1\n");
 #endif
             config.append("block-ipv6\n");
         }
@@ -172,7 +164,6 @@ QString OpenVpnConfigurator::processConfigWithExportSettings(const QPair<QString
     config.append("\nredirect-gateway def1 ipv6 bypass-dhcp\n");
 
     // Prevent ipv6 leak
-    config.append("ifconfig-ipv6 fd15:53b6:dead::2/64  fd15:53b6:dead::1\n");
     config.append("block-ipv6\n");
 
     // remove block-outside-dns for all exported configs