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LTPH-UM-1138-02, Issue 2
Front-Panel
Screen Alarm
Alarm
LOF
xxx-LOF
(a) This is a DS1-specific alarm that also issues a minor alarm (sent to the management unit or the backplane), if enabled.
(b) AIS-CI is a modified AIS alarm pattern. Equipment not suited to detect AIS-CI still detects this signal as an AIS. AIS-CI is sent
toward the network indicating that an LOS (RLOS) or AIS (RAIS) has been received from the CPE.
Alarm History at the HDSL4 Interface
The HDSL4 Alarm History screens report alarms for the HDSL4 interface at the H4TU-C and H4TU-R.
shows the H4TU-C HDSL4 alarm history.
H4TU-C or H4TU-R.
Monitor
Performance
-----------------------------------------------------------------------------
Alarm
LOSW-LP1
01/03/02 16:45
MAL -LP1
01/03/02 16:44
LA
-LP1
HBER-LP1
LOSW-LP2
01/03/02 16:45
MAL -LP2
LA
-LP2
HBER-LP2
SHORT
GND
OPEN
-----------------------------------------------------------------------------
Use <Space> to cycle through
choices and <Enter> to view
ID: xxxx--xxxx--xxxx--xxxx
H4TU-C-231 List 1
Table 11. DS1 Alarm Descriptions (Continued)
Description
Loss of Frame—Indicates the incoming DS1 payload does not contain the specific frame pattern, ESF
or SF, selected by the FRMG option. Only occurs if the FRMG option is set to SF or ESF. (xxx denotes
either TUC or TUR.)
Table 12 on page 38
Event Log
Config
H4TU-C HDSL
First
01/03/02 16:45
01/03/02 16:44
01/03/02 16:45
Press: C(l)ear Alarm History
Interface
Statistics :
01/04/2002 12:30:01
Figure 24. H4TU-C HDSL4 Alarm History Screen
September 12, 2003
describes the alarms that are reported at the
Inventory
Report
Alarm History
Last
Status
OK
OK
OK
DISABLED
OK
OK
OK
DISABLED
OK
OK
OK
:
H4TU-C HDSL
Alarm History
H4TU-C
Monitoring System Activity and Performance
Rlogon
Help
Count
1
1
0
0
1
0
0
0
0
0
0
-
System: Alarm
Figure 24
37
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