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LTPH-UM-1138-02, Issue 2
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-231 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.
H4TU-C-231 List 1
S
A
YSTEM
H4D1
Span 1
Span 2
Span 1
Span 1
Figure 11. System Spans
September 12, 2003
Monitoring System Activity and Performance
CTIVITY AND
H4D2
H4TU-R
Span 3
2 Doublers
Span 2
1 Doubler
No Doubler
Figure
11.
25
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