NCT480 IP DSLAM User Guide YML856 Rev3
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Item Description
LOS(sec) The number of Loss of Signal Seconds encountered by an ADSL interface, within any
given 15 Minute or 1 day performance data collection period.
LOP (sec) The number of Loss of Power Seconds encountered by an ADSL interface, within any
given 15 Minute or 1 day performance data collection period.
ES (sec) The number of Error Seconds encountered by an ADSL interface, within any given 15
Minute or 1 day performance data collection period.
SESL (sec) The number of Severe Error Seconds encountered by an ADSL interface within
any given 15 Minute or 1 Day performance data collection period, which causes
adslAtucSesLTrap.
UASL (sec) The number of unavailable error seconds encountered by an ADSL interface within
any given 15 Minute or 1 Day performance data collection period, which causes
adslAtucUasLThreshTrap.
Table 4-5 DSL Alarm Proļ¬le Dialog Description
