Chapter 1. Introduction

TSU Option Modules

 

 

 

 

 

 

 

Module Name

Description

 

 

 

 

 

 

DSX1

Short haul T1 interface for operation with a

 

 

 

PBX (Terminal Interface).

 

 

 

 

 

 

Full Drop and Insert

Permits the dropping of data and insertion of

 

 

 

new data into the same DS0 time slot. This

 

 

 

module includes a long haul DS1 interface. It

 

 

 

can also be used as a second DS1 interface to

 

 

 

provide up to 3 MB aggregate throughput.

 

 

 

 

 

 

Nx56/64 Serial Interface

Provides a V.35 serial interface in either sin-

 

 

 

gle or dual versions.

 

 

 

 

 

 

NxIQ

Frame-relay aware device that provides

 

 

 

detailed information regarding the health

 

 

 

and performance of the frame relay circuit.

 

 

 

 

 

 

Voice Interface

2/4 channel FXS/FX0/E&M.

 

 

 

 

 

 

OCU DP

Interfaces to DDS or 4-wire Switched-56.

 

 

 

 

 

 

DSU DP

Provides two sync or async ports (232 or

 

 

 

V.35).

 

 

 

 

 

 

Dial Backup

Allows for backup of data upon network T1

 

 

 

failure.

 

 

 

 

 

 

U-BR1TE

Allows ISDN lines to be extended over a T1

 

 

 

line.

 

 

 

 

 

61202076L1-1

TSU 600 User Manual

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ADTRAN 1202076L1#DC, 1202076L2#DC user manual TSU Option Modules, Module Name Description