Paradyne 3920, 3921 manual Paradyne, Overview, Release 2.0 Feature Enhancements

Paradyne

COMSPHERE 3900 Series Modems

Models 3920Plus and 3921Plus

Firmware Update Description, Release 2.0

Document Number 3920-A2-GK43-00

April 1995

Overview

This document provides an overview of the new features in the 3920Plus and 3921Plus modems as a result of Firmware Release 2.0. To obtain more information about the new features, please order the new release of the COMSPHERE 3900 Series Modems, Models 3920Plus and 3921Plus, Installation and Operation Manual (3920-A2-GN31-10). To order document number 3920-A2-GN31-10, please call 1-800-545-2354, extension 2222.

Release 2.0 Feature Enhancements

•V.34 modulation

ÐLease and Dial line operation.

ÐData rates from 33.6K to 2400 bps with configuration capability.

•Mux enhancements

ÐMSD support (V.34 family, V.32 family or TMp).

ÐDigital Bridging function.

ÐRemote Digital Loopback support.

•Diagnostic Tail Circuit support ± Provides the following diagnostic features over extended circuits:

Ð392xPlus extension point-to-point or multipoint.

Ð32 downstream devices on TMp multipoint secondary channel.

Ð64 downstream devices on diagnostic channel.

ÐMixed network support for 3400, 3600, and 3800 devices.

•Broadcast Download Clone over the Diagnostic Channel.

•829 Type Loopback ± Provides support for control or tributary modems using Trellis Multipoint or V.32 family modulations.

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