Paradyne 3160-A4 Operator's Manual page 307

Mbps
Megabits per second. One megabit is 1,048,576 (1024
menu tree The structure containing the menu hierarchy starting at a Top-Level menu and extending
down to various device functions.
Management Information Base. A database of managed objects used by SNMP to provide
MIB
network management information and device control.
MIB Release 2. The current Internet-standard MIB, defined by RFC 1213.
MIB II
A compact assembly functioning as a component in a larger system or unit.
module
MRU Maximum Request Unit.
network A configuration of data processing devices used for information exchange.
The T1 network interface connector on the rear panel of the DSU/CSU.
network interface
Network Management System. A computer system used for monitoring and controlling
NMS
network devices.
A connection or switching point on the network.
node
A specific item within a Management Information Base (MIB).
object (SNMP)
OOF Out Of Frame. An error condition in which frame synchronization bits are in error.
option A hardware or software function that can be selected or enabled as part of a configuration
process.
PAP Password Authentication Protocol. A security technique that requires a user password for
access to a system.
parity A way of checking data accuracy by counting the number of bits that have a value of one.
PBX Private Branch Exchange. Telephone switching equipment dedicated to one customer. A
PBX connects private telephones to each other and to the public dial network.
PC Personal Computer.
PDU Protocol Data Unit. A message containing protocol-specific information.
Pulse Density Violation. The number of ones (marks, pulses) is not adequate for the line
PDV
requirement.
Perf branch Performance Report branch of the DSU/CSU menu tree.
Payload Loopback. Loopback mode that loops the information received on the T1 network
PLB
interface back to the network after it has passed through receive and transmit framing
section.
The synchronous data port interface on the DSU/CSU.
PORT (1–4)
interface
POWER connector The power input connector on the DSU/CSU.
power-on self-test A test that checks most hardware components when power is applied to the device or a
reset is initiated.
PPP Point-to-Point Protocol. A protocol for packet transmission over serial links, specified by
Internet RFC 1661.
PRBS Pseudo-Random Bit Sequence. A test pattern containing any possible combination of digital
ones and zeros for a given string length.
3160-A2-GB24-10 March 2001
2
) bits.
Glossary
GL-7