>
              </td>
<td>
                <p>
                  This field allows the sender to indicate desired control options
                  for the current connection. Common values include "close",
                  "keep-alive", and "upgrade".
                </p>
              </td>
</tr>
<tr>
<td>
                <p>
                  <a href="https://tools.ietf.org/html/rfc7230#section-3.3.2" target="_top"><span class="bold"><strong><code class="computeroutput"><span class="identifier">Content<