nd out queued IP packets. Updates cache with snooped address pairs.</p>
<p>Should be called for incoming ARP packets. The pbuf in the argument is freed by this function.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">p</td><td>The ARP packet that arrived on netif. Is freed by this function. </td></tr>
    <tr><td class="paramname">netif</td><td>The lwIP network interface on which the ARP packet pbuf arrived.</td></tr>
  </table>
  </dd>
</dl>
<dl class=