This DS1 performance status variable indicates Threshold
Crossing Alerts for Far End Current 15 minute interval.
An alert bit is set in this variable when the value of
the dsx1FarEndCurrentTable object exceeds the Threshold
Value. This variable contains the sum of alert values.
Threshold Crossing Alert bit position values:
1 ES - Errored Seconds
2 SES - Severely Errored Seconds
4 SEFS - Severely Errored Framing Seconds
8 UAS - Unavailable Seconds
16 CSS - Controlled Slip Seconds
32 PCV - Path Coding Violations
64 LES - Line Errored Seconds
128 BES - Bursty Errored Seconds
256 DM - Degraded Minutes