Sign into portal.option9.net or your resellers portal.
Using your ext@exampledomain.com

Then click on the fax button on your user page.

Click Send Fax

Upload a File and Enter phone number.

Click send.
Sign into portal.option9.net or your resellers portal.
Using your ext@exampledomain.com

Then click on the fax button on your user page.

Click Send Fax

Upload a File and Enter phone number.

Click send.