If you configure SMTP authentication (SMTP AUTH), user identification by user name and password is performed at the time of sending e-mail or I-Fax. It worked for the Ricoh printer but the canon image runner printers will not work. We tried to use option 3 ( Office 365 SMTP relay).
Preparing to Receive E-Mails and I-Faxes If the provider uses POP before SMTP as the authentication method to send e-mails and I-faxes, or if you want this machine to receive e-mails and I-faxes using a POP Confirming Necessary Information for Scan to E-Mail and I-Fax Return to Overview You may set the e-mail account you are currently using to this machine if you intend to use this machine only for sending a document scanned using the scan to e-mail and I-fax functions in this machine.