Selecting Test Features

Adding Errors & Alarms at the SONET Interface

Adding Errors & Alarms at the SONET

Interface

Description Errors and alarms can be added to the SONET interface signal during testing.

HOW TO:

1

Set up the SONET transmit interface and payload required. See

 

 

"Setting SONET Transmit Interface " page 4.

 

2

Choose the ERROR ADD TYPE and RATE required.

 

 

Errors can be added at preset rates and at USER programmable rate.

 

 

With the exception of ENTIRE FRAME and A1A2 FRAME, errors can

 

 

be added at ERROR ALL rate.

 

 

If CV-L errors are chosen errors can be added to trigger an APS

 

 

THRESHOLD. This takes the form of N errors in T time period. N and

 

 

T are both selectable.

 

3

Choose the ALARM TYPE

 

 

Errors and Alarms can be added at the same time.

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