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Appendix D. Glossary

D-8 IQ Probe User Manual 61200214L1-20

LAN

Local area network. A privately owned network that offers high-

speed communications channels to connect information processing

equipment in a limited geographic area.

MIB

Management information base. A database of network management

information used by SNMP.

modem

The equipment that connects DTE to an analog (voice) communica-

tions.

near end

The unit on-site.

network interface (NI)

The point of interconnection between the IQ Probe unit and the car-

rier's frame relay network.

out-of-band

Signaling that is separated from the channel carrying information

(voice, data, video, etc.). Typically the separation is accomplished by

a filter. The signaling includes dialing and other supervisory signals.

packet

A message containing both control information and data. The control

information is used for routing the packet through a network to its

final destination. Contrast with frame relay frame.

packet-switching network

A telecommunications network based on packet-switching technol-

ogy, wherein a transmission channel is occupied only for the duration

of the transmission of the packet. Contrast with frame relay network.

parameter

A numerical code that controls an aspect of terminal and/or network

operation. Parameters control such aspects as page size, data trans-

mission speed, and timing options.

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ADTRAN 1200214L1 Spezifikationen Seite 166