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Paradyne 7112 User Manual

Page 152

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Glossary

GL-6

7112-A2-GB20-20

March 1998

A CCITT standard for a low-speed, 25-position, DCE/DTE interface.

ITU-T standard for a high-speed, 34-pin, DCE/DTE interface.

A CCITT standard for local and remote diagnostic loopback tests.

Wide Area Network. A network that operates over long distances and spans a relatively
large geographic area (e.g., a country).

An outgoing signal transmitted when a DS1 terminal has determined that it has lost the
incoming signal.

A test pattern consisting of a one (1) followed by seven zeros (on the network only).

A pseudo-random bit sequence that is 511 bits long (on the data ports only).

V.24

V.35

V.54

WAN

Yellow Alarm

1-in-8 pattern

511 pattern