Viewing Status | |
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Only the Alarm History screen is available for the LTU and NTU interfaces. The 24 Hour and 7 Day History screens, as well as the Alarm History screen, are available for HDSL Span 1.
LTU and NTU Interface Alarm History Screens
At the History LTU or History NTU Interface menu, type the A key to select an Alarm History status screen. The LTU Interface Alarm History screen is shown in Figure 37.
Figure 37. LTU Interface Alarm History Screen
Table 27 describes the four columns of data contained in the LTU Interface and NTU Interface Alarm History screens. If no alarm has occurred since the last alarms were cleared, the message "No alarms reported" displays on the appropriate line for each alarm.
| Table 27. LTU Interface and NTU Interface Alarm History Data |
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Column | Description |
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Alarm | Type of alarm: LOS, LFA, AIS, RAI, and LOC |
First | Date and time the alarm first occurred |
Last | Date and time the alarm last occurred |
Count | Number of times the alarm has occurred since the alarms were last cleared |
(a) Not available on Nx64k serial data port units.
54 | August 9, 2002 |