How to disable "Enable Client Certificate Check" option over the CLI?
When "client certificate check" is enabled on the System | Administration page. And if proper certificate is not supplied by the client browser, then you will not be able to manage the firewall using user interface. This article describes how to disable client certificate check option using CLI.
Step 1: Login to the UTM CLI using the Console connection or SSH (https://www.sonicwall.com/en-us/support/knowledge-base/170505608988182)