-multicast-ttl</tt>'</li>
<li> '<tt>ip-add-membership</tt>'</li>
<li> '<tt>ip-drop-membership</tt>'</li>
</ul>
</p>

<p class="return">
The method returns the option <tt>value</tt> in case of
success, or
<b><tt>nil</tt></b> followed by an error message otherwise.
</p>

<!-- getpeername +++++++++++++++++++++++++++++++++++++++++++++++++++++++ -->

<p class="name" id="getpeername">
connected:<b>getpeername()</b>
</p>

<p class="description">
Retrieves information about the peer
associated with a connected UDP 