  # run server in one window
% ./udp_server.pl
Received 33 bytes from [127.0.0.1,1179]
Received 37 bytes from [127.0.0.1,1179]
^C

  # run client in another
% ./udp_client.pl localhost 2007
Now is the time for all good men
nem doog lla rof emit eht si woN
to come to the aid of their parties.
.seitrap rieht fo dia eht ot emoc ot
^D
Terminated
