#!/bin/sh

# Netfilter must be modified in this mechanism.

echo [$0][start] > /dev/console

PROC=/proc/sys/net/ipv4/netfilter/ip_conntrack_icmp_timeout

ICMP=`cat /proc/sys/net/ipv4/netfilter/ip_conntrack_icmp_timeout`

echo 0 > $PROC

sleep 5

echo $ICMP > $PROC

echo [$0][finish] > /dev/console

exit 0