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Making Measurements
Measuring Service Disruption Time
Measuring Service Disruption Time
Description:
Protection switching ensures that data integrity is maintained and revenue protected
when equipment failure occurs. The speed of operation of the protection switch can
be measured.
The time interval between pattern sync loss and pattern sync gain is a measure of the
disruption of service due to protection switching. For information on measuring
service disruption on ATM refer to "ATM Service Disruption " page 180 and for
POS refer to "POS Service Disruption" page 215.
Service Disruption is chosen on the
configuration:
•
If you choose a PDH or SDH/SONET interface and an ANSI (DS1, DS3)
framed, unstructured payload you must select Service Disruption on the
TRANSMIT
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RESULTS
and
TEST FUNCTION
RECEIVE
display except for the following
displays.
121
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