Paradyne Compshere 3000 Series Installation Manual page 97

EIA-530-A
extended network
FA
FCC
FEP
FGRD
ferrite choke
filler panel
flex
FPE
framing
full-duplex
Hz
IEC
IOC
ISDN
ITU-TSS
JM8
kbps
LADS
3000-A2-GA31-D0
An EIA standard for a high-speed, 25-position, DCE/DTE interface.
The extension of a circuit where the tributary DCE is connected to a downstream (extended)
control DCE.
Facility Alarm. A failure condition reported to the NMS when there is a break in
communication with one or more tributary.
Federal Communications Commission. Board of Commissioners that regulates all U.S.
interstate, intrastate, and foreign electrical communication systems that originate from the
United States.
Front-End Processor. A communications computer associated with a host computer that
manages the lines and routing of data through the network.
Frame ground.
A ferrite choke is attached to a cable on the COMSPHERE 3000 Series Carrier to reduce
electromagnetic interference and ensure compliance with FCC Part 15 Rules.
Prevents accidental contact with the COMSPHERE 3000 Series Carrier backplane. Installed
in all carrier slots that do not have a circuit card installed.
The flex option is available for TDM or MCMP. When installed, each port can be set
independently as either an EIA-232 or V.35 interface.
Front Panel Emulation. FPE diskette is used with an external PC connected to a T1 CSU or
T1 DSU/CSU.
A control procedure used with multiplexed digital channels where bits are inserted so the
receiver can identify time slots allocated to each sub channel.
The capability to transmit in two directions simultaneously.
Hertz. A unit of frequency that equals one cycle per second.
InterExchange Carrier. A company that provides inter-LATA (local exchange carrier)
telecommunications services, like AT&T, MCI, and US SPRINT. Access to these services
can be provided through DDS dedicated channels, T1.5 dedicated access channels, or digital
switched access (DSA) channels.
ISDN Ordering Code.
Integrated Services Digital Network. Provides capability to carry voice and data while
sending signaling on the D-channel.
International Telecommunications Union Telecommunications Standardization Sector. An
advisory committee established by the United Nations to recommend communications
standards and policies and allocate transmission frequencies. Before March, 1993, it was
called CCITT.
A jack used for leased-line networks. Pins 1 and 2 are the transmit pair and Pins 7 and 8 are
the receive pair.
Kilobits per second (thousand bits per second).
Local Area Data Set is used to provide a point-to-point link between two devices (also
called LDM).
July 1999
Glossary
Glossary-5