#!/bin/bash

if [ -z "$1" ]; then 
	echo "Usage: multiping <hostname|IP address>"
	exit
fi

ping -s 100 $1 >/tmp/ping.100 &
ping -s 150 $1 >/tmp/ping.150 &
ping -s 200 $1 >/tmp/ping.200 &
ping -s 300 $1 >/tmp/ping.300 &
ping -s 500 $1 >/tmp/ping.500 &

sleep 100

kill -s SIGINT %1 %2 %3 %4 %5
tail -n 3 /tmp/ping*