ADC 150-2450-55, Техническая практика

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LTPH-TP-1047-01, Issue 1 Monitoring System Activity and Performance
H2TU-R-402 List 5E March 12, 2001 11
M
ONITORING
S
YSTEM
A
CTIVITY AND
P
ERFORMANCE
The HiGain HDSL2 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.
U
SING THE
M
ONITOR
S
CREEN TO
V
IEW
S
YSTEM
A
CTIVITY
1 Press to view the system diagram.
Figure 5 shows an armed circuit with an active loopback and alarms. Terms used on the system diagram are
defined in the onscreen Help menu glossary. Abnormal situations are highlighted on the diagram. See Table 4
on page 12 for screen field descriptions.
Figure 5. Monitor Screen - Active Loopback with Alarms
2 To initiate a loopback, press the to cycle though the loopback choices. Press to make your
choice.
When prompted with the message:
Are you sure (Y/N)?
, press to initiate the loopback or to cancel.
For more information about loopbacks and troubleshooting, see “Loopback Operation” on page 27 .
M
Armed mode Margin Loop attenuation Alarm type HDSL2 Errors
Line code and framing
Active loopback System status
DS1 Errors
Monitor Performance Event Log Config Inventory Rlogon Help
ESF +---+ +---+
B8ZS |H2C| |H2R|
-------> |-+ | | |- AIS ->
| | | | |
ARM | | |M =19 M =18 | |
| | |LA=25 LA =25 | |
ES =3 | | | | | ES =1
SES=3 | | |= MAL ==========================================| | SES=1
UAS=0 | | | | | UAS=0
| | |ES =41 ES =1 | | PRM=0
| | |SES=41 SES=1 | |
ESF | | |UAS=38 UAS=0 | |
B8ZS | | | | |
<------- <-+ | | |
|LPF| | |<- RLOS -
+---+ +---+
----------------------------------LOOPBACKS------------------------------------
Active Loopback: NLOC-PL
Press <Space> to select LB New Loopback: NLOC - Loopback H2TU-C towards Network
and <Enter> to activate (LPDN,NLOC,CREM,NREM,CLOC)
ID: xxxx--xxxx--xxxx--xxxx 02/01/2001 12:30:01 H2TU-R System: Alarm
SPACEBAR ENTER
Y N