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@@ -22,9 +22,11 @@ wire data of a DNS message.
## Syntax
~~~ txt
-tls CERT KEY CA
+tls CERT KEY [CA]
~~~
+Parameter CA is optional. If not set, system CAs can be used to verify the client certificate
+
## Examples
Start a DNS-over-TLS server that picks up incoming DNS-over-TLS queries on port 5553 and uses the