Specifications

ASMi-52 Installation and Operation Manual Chapter 6 Troubleshooting and Diagnostics
Displaying E1/T1 Statistics 6-15
Table 6-4. E1 Statistics Parameters (Cont.)
Range
Display Description
15 min 24 hour
Current UAS Number of unavailable seconds in which a failed signal occurred during
the current interval. This value is updated every second for 15-minute
interval or every 15 min. for 24-hour interval.
0–900 0–65535
Current BES Number bursty errored seconds, in which 2 to 831 CRC error events
occurred during the current interval. This value is updated every second.
0–900 0–65535
Current LOFC Number of loss of frame alignment events measured during the current
interval. This value is updated every second for 15-minute interval or every
15 min. for 24-hour interval.
0–255 0–255
Current CSS Number of seconds with one or more controlled slip events measured
during the current interval. This value is updated every second for
15-minute interval or every 15 min. for 24-hour interval.
0–255 0–255
24 hour
degrade
minute
Total number of degraded minutes in the current 24-hour interval. A
degraded minute is a minute in which the BER exceeded 1×10
-6
. This
value is updated every minute.
– 0–1440
24 hour last
degrade
minute
Total number of degraded minutes in the last 24-hour interval. This value
is updated every 24 hours.
– 0–1440
Current DM
Number of degraded minutes in which the BER exceeded 1×10
-6
. This
value is updated every minute for 15-minute interval or every 24 hours. for
24-hour interval.
0–1440 0–1440
BPV last
minute
Number of bipolar violation events detected in the last minute. This value
is updated every minute.
0–1000 0–1000
BPV max
minute
Number of bipolar violation events detected in the worst minute since the
last resetting of the BPV counter. This value is updated every minute.
0–1000 0–1000
Current
TIMER
Time in seconds from the beginning of the interval. This value is updated
every second.
For 24-hour interval – number of 15 minutes intervals the device has been
working after power up
0–900 0–96
Displaying E1 Statistics for all Intervals
You can display detailed E1 performance statistics for 96 last 15-minute intervals
elapsed since the last power-up.

To display E1 statistics for all intervals:
1. From the E1 Statistics menu, select E1 All Intervals Performances to display
the E1 statistics for all 15-minute intervals.
The E1 All Intervals Performances screen appears (see Figure 6-18).
2. Press any key to exit the E1 All Intervals Performances screen.