You will have to create a CSR f.e. with OpenSSL on the CLI of the box.
Thanks for this. It worked perfectly. I was able to generate a KEY (with no password) and a CSR. I purchased a 1 year Comodo SSL certificate for $8.95 in "Other" format. They sent the certs in CRT format and at the end of the email was a raw PEM cert in plain text in the email. I just copied both of them and using the NGAdmin client installed them from the clipboard. SEND/ACTIVATE and it worked perfectly.Go to the full post