erverinfo-val"><b>-serverinfo</b> <i>val</i></dt>
<dd>

<p>A file containing one or more blocks of PEM data. Each PEM block must encode a TLS ServerHello extension (2 bytes type, 2 bytes length, followed by &quot;length&quot; bytes of extension data). If the client sends an empty TLS ClientHello extension matching the type, the corresponding ServerHello extension will be returned.</p>

</dd>
<dt id="key-filename-uri"><b>-key</b> <i>filename</i>|<i>uri</i></dt>
<dd>

<p>The private key to use. If not specifi