t(10)
  -- receive the line
  local line, err = client:receive()
  -- if there was no error, send it back to the client
  if not err then client:send(line .. "\n") end
  -- done with client, close the object
  client:close()
end
</pre>
</blockquote>

<!-- udp ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ -->

<h3 id=udp>UDP</h3>

<p>
UDP (User Datagram Protocol)  is a  non-reliable datagram  protocol. In
other  words, applications  communicating through  UDP send  and receive
data as inde