This figure shows the Generate Certificate Request page.
Reading from the top:
To the top right of the Generate Certificate Request label are two buttons Cancel and Submit and Download
Common Name field is automatically populated with the Fully Qualified Domain Name of the Key Vault server
Check box to suppress browser warnings for IP based URL access
Organization Name - required field
Country/Region - required field
Organization Unit - optional
City - optional
State/Province - optional
Email - optional