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-1- Select DSL BW% from the BERT setup menu to
-2- Enter a DSL BW% between 1 and 100.
Performing an ATM25 BERT
-1- From the Select Test Mode select Manual Tests.
-2- From the Select Operation screen select ATM Layer
-3- Press F1 Start.
Making sure that the patterns are synchronised
For the BERT to be reliable, the pattern
receives back across the line must be synchronised with the
pattern it is transmitting, so that they can be compared.
To make sure that this is the case, look at the BERT Sync
LED. Steady green means that the patterns are
synchronised. If they are out of synchronisation, check that
the remote end is looping back and sending the same
pattern as your
Issue 7 - 05/02
display an entry window.
and press ENTER to display the ATM25 BERT Test
screen.
The following screen is displayed.
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