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Code Violations
Bipolar Violations
Frame Bit Errors
3)NI HISTORY, Submenu of 1)STATUS
The NI History menu is used for viewing history of errors and
alarms on the network interface. If an alarm has occurred since the
last Clear History selection, the menu will be active. If the condition
hasn't occurred, the menu will be inactive. The Clear History screen
is shown in Figure 3-13.
These conditions are the same as for the NI ERR/ALM submenu
except with these are history Alarm/Errors instead of current
Alarm/Errors.
4)T1 ERR/ALM, Submenu of 1)STATUS
The T1 ERR/ALM screens are the same as the NI ERR/ALM
screens except that they correspond to the terminal interface.
5)TI HISTORY, Submenu of 1)STATUS
The T1 HISTORY screens are the same as the NI HISTORY screens
except that they correspond to the terminal interface.
61203025L1-1
Bipolar violations (BPVs), frame bit errors,
and cyclic redundancy check (CRC) errors
in ESF or BPVs and frame bit errors in SF
were received at NI
BPVs in SF or ESF at NI
Frame bits received incorrectly at NI
Figure 3-13. Clear History Screen
T1 ESF CSU ACE User Manual
Chapter 3. Operation
3-15
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