#
# Generalize to multiple ips
#
my @ips = ("192.168.0.0", "google.com");
$SIG{INT} = sub {
    print "Caught SIGINT: $?\n";
    die if $?;
};
foreach my $ip (@ips) {
    print $ip, "\n";
    last if eval {`ping $ip`; 1};
}