s of type <em>i</em> and is returned as <code>Message</code> <em>i</em>.
   If the timeout expires before the reply has been received,
   the function returns <code>Nothing</code>.
</p><p>Since servers do not know the clients they are serving,
   <code><a href="Network-Mom-Stompl-Patterns-Basic.html#v:request">request</a></code> sends the name of its reader queue (the <em>reply queue</em>)
   as message header to the server.
</p><p>Parameters:
</p><ul><li> <code><a href="Network-Mom-Stompl-Patterns-Basic.ht