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152-402-145-02, Issue 2 Monitoring System Activity and Performance
H2TU-R-402 June 16, 2000 19
USING THE PERFORMANCE SCREENS TO VIEW ALARM DATA
To access the alarm history screens:
1 Press to select the Performance menu.
2 Press the to select an interface (H2TU-C DS1, H2TU-R DS1, H2TU-C HDSL2, or H2TU-R
HDSL2), then press .
3 Press the until Alarm History is selected, then press .
4 Press or to page through the alarm history screens.
5 Press to clear the selected alarm history screen.
Alarm History at the DS1 Interface
Figure 16 below and Figure 17 on page 20 are examples of Alarm History screens for the H2TU-R DS1 interface
and the H2TU-C DS1 interface, respectively. Current alarms are shown in reverse video. The types of alarms
reported for the H2TU-R are described in Table 7 on page 20.
Figure 16. H2TU-R DS1 Alarm History Screen
Table 6. Error Acronyms Used on the HDSL2 Performance History Screens
Error Acronym Description
ES Errored seconds
Seconds with HDSL2 CRC ≥1 or LOSW ≥1
SES Severely errored seconds
Seconds with HDSL2 CRC ≥50 or LOSW ≥1
UAS Unavailable seconds
Based on 10 contiguous SES occurrences
CV Code Violation
Total count of HDSL2 CRC errors.
LOSWS Loss of Sync Word Second
Seconds with LOSW ≥1
P
SPACEBAR
ENTER
SPACEBAR ENTER
N P
L
Monitor Performance Event Log Config Inventory Rlogon Help
H2TU-R DS-1 Alarm History
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Alarm First Last Status Count
RLOS 03/16/00 00:00 04/15/00 00:45 ALARM 12
RAIS OK 0
RAI OK 0
TX RAI-CI OK 0
PRM-NE OK 0
PRM-FE OK 0
DBER 03/16/00 00:37 04/15/00 00:47 OK 7
Press: C(l)ear Alarm History
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Press <Space> to cycle through Interface : H2TU-R DS-1
choices and <Enter> to view Statistics : Alarm History
ID: xxxx--xxxx--xxxx--xxxx 04/15/00 12:30:01 H2TU-R System: Alarm