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LTPH-UM-1031-03, Issue 3
M
ONITORING
P
ERFORMANCE
The HDSL4 system provides the following maintenance screens for monitoring system activity and assessing
performance.
•
The Monitor screens provide a graphical representation of circuit activity and allow initiation of loopbacks.
•
The Performance screens provide current, 25-hour, 48-hour, and 31-day performance histories and a
continuous alarm history.
•
The Event Log provides a description of the 100 most recent events which include their origin, time and date
of occurrence, and message.
S
O
YSTEM
VERVIEW
The H4TU-C-319 List 1 supports up to two doublers with three HDSL4 spans as shown in
Central Office
H4TU-C
The Monitor and Performance screens provide important activity and performance information about the HDSL4
spans and span devices.
U
M
SING THE
ONITOR
1
Press
M
to view the system diagram.
Figure 12 on page 26
diagram are defined in the onscreen Help menu glossary. Abnormal situations are highlighted on the diagram.
See
Table 8 on page 26
H4TU-C-319 List 1
S
A
YSTEM
H4D1
Span 1
Span 2
Span 1
Span 1
Figure 11. System Spans
S
V
CREEN TO
shows an armed circuit with an active loopback and alarms. Terms used on the system
for screen field descriptions.
September 12, 2003
Monitoring System Activity and Performance
CTIVITY AND
H4D2
H4TU-R
Span 3
2 Doublers
Span 2
1 Doubler
No Doubler
S
A
IEW
YSTEM
CTIVITY
Figure
11.
25
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