Instruction manual

Glossary
fax (Facsimile) The scanning and transmission of a graphic
image over a telecommunications facility; the resulting
reproduced image; the machine that does the scanning
and transmitting.
FAX Attendant A fax handling and processing application available with
System
AUDIX Voice Power. FAX Attendant services are FAX Call
Answer, FAX Mail, and FAX Response. FAX Call Answer
provides subscribers with personal fax mailboxes, allowing
storage of messages (for example, when the subscriber’s
fax machine is busy or out of paper) and remote retrieval of
messages. FAX Mail allows subscribers to send fax
messages to distribution lists, schedule delivery of
messages, retrieve messages, and perform administrative
tasks such as recording personal greetings and creating
distribution lists. FAX Response allows callers to select and
receive prepared fax messages through a menu-driven
interface.
feature A function or service provided by the communications
system.
feature code A code entered on a dialpad to activate a feature. For
example, a user can press the Feature button and then dial
the feature code 33 to activate Forward.
Feature screen A display screen on MLX display telephones that provides
quick access to commonly used features.
foil shield A copper foil sheet (for power units on expansion units) that
is used to prevent excessive noise on the module
immediately to the right of the power supply in each
expansion carrier.
See FX.
foreign
exchange
frame
frequency
generator
FRL
FX
One of several segments of an analog or digital signal that
has a repetitive characteristic. For example, a DS1 frame
consists of a framing bit and 24 octets, which equals 193
bits.
A circuit pack added to the power supply that generates a
high-voltage, 20-30-Hz signal to ring a telephone. Also
called ring generator.
(Facility Restriction Level) The ARS calling restriction type
that restricts outgoing calls to certain specified routes.
(Foreign exchange) A central office other than the one that
is providing local access to the public network.
Glossary
GL-11