By enabling this feature, you can restrict reception of faxes to only the numbers registered for speed dialing on your machine. This feature is useful to prevent reception of unsolicited faxes (e. g . junk mail).
you have subscribed to a DRPD (Distinctive Ring Pattern Detection) service with your telephone company. This service assigns two or more telephone numbers with distinctive ring patterns to a single telephone line, allowing you to have a fax number (s) and a telephone number(s) using only one telephone line. Your machine will automatically montior incoming calls and based on the ring pattern, will let you know if the call is a fax or voice call.
Make sure the subaddress and/or password match the settings on the other party's fax machine . Before polling another fax machine, be sure to read the following: The machine can only poll fax machines that support polling.