committing changes in /etc made by "apt-get --yes --no-install-recommends install dnsutils bsdmainutils iptables-persistent"

Packages with configuration changes:
+iptables-persistent 1.0.15 all
+netfilter-persistent 1.0.15 all

Package changes:
+bind9-dnsutils 1:9.16.22-1~deb11u1 armhf
+bsdmainutils 12.1.7+nmu3 all
+dnsutils 1:9.16.22-1~deb11u1 all
+iptables-persistent 1.0.15 all
+ncal 12.1.7+nmu3 armhf
+netfilter-persistent 1.0.15 all

init.d/netfilter-persistent

@@ -0,0 +1,50 @@
+#!/bin/sh
+
+# This file is part of netfilter-persistent
+# Copyright (C) 2014 Jonathan Wiltshire
+# 
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License
+# as published by the Free Software Foundation, either version 3
+# of the License, or (at your option) any later version.
+
+### BEGIN INIT INFO
+# Provides:          netfilter-persistent
+# Required-Start:    mountkernfs $remote_fs
+# Required-Stop:     $remote_fs
+# Default-Start:     S
+# Default-Stop:      0 1 6
+# Short-Description: Load boot-time netfilter configuration
+# Description:       Loads boot-time netfilter configuration
+### END INIT INFO
+
+. /lib/lsb/init-functions
+
+case "$1" in
+start|restart|reload|force-reload)
+    log_action_begin_msg "Loading netfilter rules"
+    /usr/sbin/netfilter-persistent start
+    log_action_end_msg $?
+	;;
+save)
+    log_action_begin_msg "Saving netfilter rules"
+    /usr/sbin/netfilter-persistent save
+    log_action_end_msg $?
+	;;
+stop)
+    log_action_begin_msg "Stopping netfilter rules"
+    /usr/sbin/netfilter-persistent stop
+    log_action_end_msg $?
+	;;
+flush)
+    log_action_begin_msg "Flushing netfilter rules"
+    /usr/sbin/netfilter-persistent flush
+    log_action_end_msg $?
+	;;
+*)
+    echo "Usage: $0 {start|restart|reload|force-reload|save|flush}" >&2
+    exit 1
+    ;;
+esac
+
+exit $rc