A Fax dial string specifies the digits at the beginning of a telephone number. The system allows up to 200 Fax dial strings. You have three choices for controlling telephone numbers to which outgoing Faxes can be sent or printed.
Procedure
To allow subscribers to send or print Faxes to any telephone number:
On the Fax Options page; choose:
Denied.
On the Fax Dial String page:
Do not specify any dial strings.
To allow subscribers to send or print Faxes to any telephone number except for the numbers you want to deny access:
On the Fax Options page, choose: Denied.
On Fax Dial String page:
Specify dial strings that begin telephone numbers that subscribers cannot use.
To allow subscribers to send or print Faxes to only specific telephone numbers:
On theFax Options page, choose: Allowed.
Specify only the dial strings that begin telephone numbers that subscribers can use for sending or printing Faxes.