[<span class="optional"> recursion <em class="replaceable"><code>yes_or_no</code></em>; </span>]
[<span class="optional"> send-cookie <em class="replaceable"><code>yes_or_no</code></em>; </span>]
[<span class="optional"> require-server-cookie <em class="replaceable"><code>yes_or_no</code></em>; </span>]
- [<span class="optional"> cookie-algorithm <em class="replaceable"><code>secret_string</code></em>; </span>]
+ [<span class="optional"> cookie-algorithm <em class="replaceable"><code>algorithm_id</code></em>; </span>]
[<span class="optional"> cookie-secret <em class="replaceable"><code>secret_string</code></em>; </span>]
[<span class="optional"> nocookie-udp-size <em class="replaceable"><code>number</code></em> ; </span>]
[<span class="optional"> request-nsid <em class="replaceable"><code>yes_or_no</code></em>; </span>]