From 483389af5db8a2ac4d258280ba132240c6df19d4 Mon Sep 17 00:00:00 2001
From: Christian Poessinger <christian@poessinger.com>
Date: Thu, 7 Jul 2022 12:36:34 +0200
Subject: dns: T4509: improve 6to4 error message

(cherry picked from commit ee603b3a0f9f3add72c1e5ac2277c013d40cf5a4)
---
 src/conf_mode/dns_forwarding.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/conf_mode/dns_forwarding.py b/src/conf_mode/dns_forwarding.py
index 997f839b2..3f3a2e232 100755
--- a/src/conf_mode/dns_forwarding.py
+++ b/src/conf_mode/dns_forwarding.py
@@ -87,7 +87,7 @@ def verify(dns):
         dns_prefix = dns['dns64_prefix'].split('/')[1]
         # RFC 6147 requires prefix /96
         if int(dns_prefix) != 96:
-            raise ConfigError('DNS forwarding "dns64-prefix" must be /96')
+            raise ConfigError('DNS 6to4 prefix must be of length /96')
 
     if 'system' in dns:
         if not 'system_name_server' in dns:
-- 
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