#!/bin/sh

if ! ip6tables --list >/dev/null 2>&1; then
        echo "ipv6 filtering is not supported by the running kernel."
        exit 3
fi

ip6tables -F
ip6tables -X
ip6tables -Z
for table in $(cat /proc/net/ip6_tables_names);
do
        ip6tables -t $table -F
        ip6tables -t $table -X
        ip6tables -t $table -Z
done
ip6tables -P INPUT ACCEPT
ip6tables -P OUTPUT ACCEPT
ip6tables -P FORWARD ACCEPT