ADTRAN Cable T1 ESF CSU ACE, Руководство пользователя

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Chapter 3. Operation
3-14 T1 ESF CSU ACE User Manual 61203025L1-1
Terms that occur on the series of screens begun in Figure 3-11
include the following:
SES Number of severely errored seconds
ES Number of errored seconds
%AV Percent of available seconds
%EF Percent of error free seconds
CVs Number of code violations
Continue with standard operation procedures to exit the display.
2)NI ERR/ALM, Submenu of 1)STATUS
The NI ERR/ALM menu is used for viewing currently active/
inactive errors and alarms on the network interface.
Figure 3-12. First Current NI Errors/Alarms Screen
The up and down
SCROLL
keys are used to access the complete
display of the errors/alarms that are currently active. The alarms
and errors which can be seen are shown below:
Loss of Signal No pulses received at NI
AIS Alarm Unframed all-ones received at NI
Out of Frame No framing pattern sync at NI
Yellow Alarm Receiving yellow alarm pattern from NI
Red Alarm LOS (loss of signal)/out of frame (OOF)
causing red alarm at NI
Since only the user’s copy of performance data is cleared by the T1 ESF
CSU ACE, the data displayed here might be different from the data being
sent to the network as maintenance message data.