use IO::Socket;
use Socket;

my $sock = IO::Socket::INET->new(
    Proto    => 'udp',
) or die "Could not create socket: $!\n";

my $pack = pack_sockaddr_in(23456, inet_aton('10.254.83.40'));

IO::Socket::send($sock, "message", 0, $pack) or die "Can't send: $!\n";

print $sock->sockhost(),"\n";
print $sock->sockport(),"\n";
print $sock->peerhost(),"\n";
print $sock->peerport(),"\n";