Lexmark MX521
Notes:
Open a web browser, and then type the printer IP address in the address field.
Click Settings > Fax.
From the Fax Mode menu, select Fax Server, and then click Save.
Click Fax Server Setup.
In the To Format field, type [#]@myfax.com, where [#] is the fax number and myfax.com is the fax provider domain.
Click Save.
Click Fax Server E‑mail Settings, and then do either of the following:
Note: If the E‑mail SMTP settings are not configured, then see Configuring the e‑mail SMTP settings.
Apply the changes.