From 672564a5c59d2565b5e77875b5fb8cb559773ff9 Mon Sep 17 00:00:00 2001
From: Jan Gerritsen <git@jan-gerritsen.de>
Date: Mon, 1 Jan 2024 15:41:08 +0100
Subject: [PATCH] If ip6 but no gw6 is provided, fall back to ra

---
 src/PVE/LXC/Setup/Base.pm | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/PVE/LXC/Setup/Base.pm b/src/PVE/LXC/Setup/Base.pm
index 5987783..11fbc67 100644
--- a/src/PVE/LXC/Setup/Base.pm
+++ b/src/PVE/LXC/Setup/Base.pm
@@ -291,6 +291,9 @@ DATA
 	    } elsif ($ip ne 'manual') {
 		$has_ipv6 = 1;
 		$data .= "Address = $ip\n";
+        if (!defined(my $gw = $d->{gw6})) {
+            $accept_ra = 'true';
+        }
 	    }
 	}
 	if (defined(my $gw = $d->{gw6})) {