Verilink WANsuite 5130 (34-00298.L) Product Manual - Manual (Page 140)

4-12 W A N s u i t e 5 1 6 0 / 5 1 3 0
Thresholds Table on page 4-10, the following parameters are included on the
Performance screens.
BES A Bursty Error Second (BES) is a 1-second period during which at least more
than one but fewer than 320 CRC6 errors occurred.
LOFC The Loss of Frame Count (LOFC) represents the number of time a loss of
frame is declared. A loss of frame is declared after 2.5 seconds of continuous
loss of signal or OOF.
CRCES A Cyclic Redundancy Check Errored Second (CRCES) is a method of
confirming the integrity of received data.
Figure 4.9 Performance 24 Hour Screen
Select the “Performance 30 Day Prompt” on this screen to see a detailed
summary of the error events that have occurred during each interval of the
past 30 days (Figure 4.10).
Figure 4.10 Performance 30 Day Screen