
<li><code>port</code> <a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Data_structures#Number_type" class="type">&#x3C;number></a> The sender port.</li>
<li><code>size</code> <a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Data_structures#Number_type" class="type">&#x3C;number></a> The message size.</li>
</ul>
</li>
</ul>
<p>If the source address of the incoming packet is an IPv6 link local
address, the interface name is added to the <code>address</code>.  For
example, a pa