Planet Technology IDL-2402 - Manual (Page 205)

Port
Click on the drop-down list and select a line port number (1 ~ 24). You can
also select All and then click on More Port to select a port range to view the
data of twelve ports at the same time.
All Interval
When you select to view a single port PM data, you can click on this checkbox
to display the data of all intervals.
Query Click on this button to get most recent data.
Clear PM Click on this button to clear current PM data of the port you select.
LOS Loss of Signal
LOF Loss of Frame
LOM Loss of Margin
LPR Loss of Power (only for Far End)
LOL Loss of Link (only for Near End)
ES Errored Seconds
SES Severely Errored Seconds
UAS Unavailable Seconds
Re-Initialize Modem Re–initialization events (only for Near End)
Initialize fail(s) Modem Failed Initialization events (only for Near End)
User Cell (CU) User Total Cell Count (only for Near End)
Delineate Cell (CD) Delineated Total Cell Count (only for Near End)
HEC ATM Header Error Count
IBE Idle Cell Bit Error Count
Channel-CVs Channel PM - Code Violations
Channel-FECCs Channel PM- Forward Error Corrections
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