Closed Network
Transmission will only take place if the destination's Closed Network Code is the same as yours.
This function can stop you accidentally sending information to the wrong place.
You must program a Closed Network Code beforehand, using Register Closed Network Code under Fax Features.
Limiting the destination of faxes to our machine
This function is not available with Internet Fax, e-mail transmission, and folder transmission.
Press [TX Mode].
Select [Option Setting].
Press [Closed Network] to highlight it.
Press [OK] twice.