From b8e9bde8f8214cf610cba9aefebbee91dc8cde26 Mon Sep 17 00:00:00 2001
From: Franco Fichtner <franco@opnsense.org>
Date: Fri, 16 Dec 2022 12:53:31 +0100
Subject: [PATCH] interfaes: add -backhole to prefix route #3304

---
 src/opnsense/scripts/interfaces/ifctl.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/opnsense/scripts/interfaces/ifctl.sh b/src/opnsense/scripts/interfaces/ifctl.sh
index 31254f13d..3cee698a2 100755
--- a/src/opnsense/scripts/interfaces/ifctl.sh
+++ b/src/opnsense/scripts/interfaces/ifctl.sh
@@ -207,7 +207,7 @@ for CONTENT in ${DO_CONTENTS}; do
 	echo "${CONTENT}" >> ${FILE}
 	# null route handling for delegated prefix
 	if [ ${MD} = "prefix" ]; then
-		route add -${AF} ${CONTENT} ::1
+		route add -${AF} -blackhole ${CONTENT} ::1
 	fi
 done