foreach $element (@updevices){
        @ip = split(':',$element);
        die "Could not fork()\n" unless defined ($pid = fork);
        if ($pid) { push @pids, $pid; next;}
        system("ping $ip[2] 1 > /dev/null");
        $result = $?;
        print "ping $ip[0] $ip[2] $result\n";
        if ( $result !=  0)
        {
                print "$ip[0] is dead\n";
                push(@dead, $ip[0]);
        }
        exit;

}