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Test Functions
Power Blazer
643
FEAC
Received Messages
Displays current and previous alarms/status and loopback commands as
well as the link activity for the received DS3 signal.
Link Activity
None (All 1’s)
: An all ones pattern (11111111 11111111) has been
detected in the last second.
Alarm/Status
: An Alarm/Status codeword has been detected in the
last second. An Alarm/Status is only detected when receiving at
least 10 consecutive occurrences of a specific codeword.
Loopback
: A Loopback command message has been detected in
the last second. A valid loopback command is detected only when
receiving 10 consecutive occurrences of a specific
Loopback
Command
immediately followed by 10 occurrences of a specific
Channel Codeword
.
Unassigned
: An unassigned message has been detected in the last
second. An Unassigned message is only detected when receiving
at least 10 consecutive occurrences of a specific unassigned
codeword. An
Alarm/Status
codeword is also reported since
Unassigned
is part of the
Alarm/Status
group.
Alarm/Status and Unassigned
displays the current and previously
received
Codeword
messages.
Current
indicates the last valid message, if any, received in the last
second of measurment.
Previous
indicates the message, if any, that was received just
before the current measurement.
Summary of Contents for Power Blazer 88200NGE
Page 1: ...www EXFO com User Guide 88000 Series Power Blazer HIGH SPEED MULTISERVICE TEST MODULE...
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Page 64: ...Test Setup Test Applications 54 88000 Series OTN BERT...
Page 71: ...Test Setup Test Applications Power Blazer 61 SONET SDH BERT For SDH BERT...
Page 76: ...Test Setup Test Applications 66 88000 Series SONET SDH DSn PDH BERT For SDH...
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