From f00ae727b7f7cc85b5312e779f81af9e3eb931f0 Mon Sep 17 00:00:00 2001
From: chrislu <chris.lu@gmail.com>
Date: Fri, 31 Oct 2025 11:58:10 -0700
Subject: [PATCH] detect ipv6

---
 weed/util/network.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/weed/util/network.go b/weed/util/network.go
index b801ec682..328808dbc 100644
--- a/weed/util/network.go
+++ b/weed/util/network.go
@@ -43,7 +43,7 @@ func selectIpV4(netInterfaces []net.Interface, isIpV4 bool) string {
 						return ipNet.IP.String()
 					}
 				} else {
-					if ipNet.IP.To16() != nil {
+					if ipNet.IP.To4() == nil && ipNet.IP.To16() != nil {
 						// Filter out link-local IPv6 addresses (fe80::/10)
 						// They require zone identifiers and are not suitable for server binding
 						if !ipNet.IP.IsLinkLocalUnicast() {