n</b> option) or via external OCSP clients (if <b>-port</b> or <b>-url</b> is specified).</p>

<p>If the <b>-index</b> option is present then the <b>-CA</b> and <b>-rsigner</b> options must also be present.</p>

</dd>
<dt id="CA-file"><b>-CA</b> <i>file</i></dt>
<dd>

<p>CA certificates corresponding to the revocation information in the index file given with <b>-index</b>. The input can be in PEM, DER, or PKCS#12 format.</p>

</dd>
<dt id="rsigner-file"><b>-rsigner</b> <i>file</i></dt>
<dd>

<p>The certific