a correct alert message.</p>

</dd>
</dl>

<p>The following strings can occur for SSL_alert_desc_string() or SSL_alert_desc_string_long():</p>

<dl>

<dt id="CN-close-notify">&quot;CN&quot;/&quot;close notify&quot;</dt>
<dd>

<p>The connection shall be closed. This is a warning alert.</p>

</dd>
<dt id="UM-unexpected-message">&quot;UM&quot;/&quot;unexpected message&quot;</dt>
<dd>

<p>An inappropriate message was received. This alert is always fatal and should never be observed in communication between prop