Name: Lucent Technologies FiberReach DDM-2000
Brand: Lucent Technologies
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363-206-305

Circuit Pack Descriptions

Issue 3 June 2000

7-21

Control Functions

The major control functions of the DS1 circuit pack are as follows:

a. Protection switching for OLIU circuit pack protection

b. VT path overhead processing

c. Internal fault detection

d. Inventory information (

CLEI

code, date of manufacture, etc.).

Maintenance Signal Functions

The major maintenance signal functions are as follows:

a. Detects VT path AIS

b. Inserts DS1 AIS toward fiber and toward DSX-1

c. Inserts and detects VT path yellow signal.

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Lucent Technologies FiberReach DDM-2000 Specifications

General