Press the [User Tools/Counter] key.
Press [Address Book Mangmnt].
Check that [Program / Change] is selected.
Select the name whose IP-Fax destination you want to register.
Press the name key, or enter the registered number using the number keys.
Press [Fax Dest.].
Press [Select Line], and then select [H.323] or [SIP].
Press [OK].
Press [Change] under "Fax Destination".
Enter the IP-Fax destination.
Press [OK].
Press [OK].
Press [Exit].
Press the [User Tools/Counter] key.
To register the name, see Registering User Information.
For details on how to access System Settings, see Accessing User Tools.