From 1bdb542e504d345226a9bd5059db2608f7d8eb00 Mon Sep 17 00:00:00 2001
From: Stephan Hadinger <stephan.hadinger@gmail.com>
Date: Sun, 11 Dec 2022 16:24:14 +0100
Subject: [PATCH] Fix IPv4 DNS resolution when IPv6 is enabled

---
 tasmota/tasmota_support/support_wifi.ino | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/tasmota/tasmota_support/support_wifi.ino b/tasmota/tasmota_support/support_wifi.ino
index b72c309cd..81e4de039 100644
--- a/tasmota/tasmota_support/support_wifi.ino
+++ b/tasmota/tasmota_support/support_wifi.ino
@@ -893,6 +893,9 @@ bool WifiHostByName(const char* aHostname, IPAddress& aResult) {
   }
 #else
   // DnsClient can't do one-shot mDNS queries so use WiFi.hostByName() for *.local
+#ifdef USE_IPV6
+  aResult.setV4();    // force IPv4 result for now, until DNS is updated to IPv6
+#endif
   size_t hostname_len = strlen(aHostname);
   if (strstr_P(aHostname, PSTR(".local")) == &aHostname[hostname_len] - 6) {
     if (WiFi.hostByName(aHostname, aResult)) {