Specifications

Installation and Operation Manual Chapter 5 Troubleshooting and Diagnostics
ASMi-52CD Ver. 1.0 Displaying SHDSL Performance Diagnostics 5-11
Display Type Description
Current UAS CRC-4 Enabled Number of unavailable seconds in which a failed signal
occurred during the current interval.
Updated every second for 15-minute interval or every 15
min. for 24-hour interval.
Current BES CRC-4 Enabled Number bursty errored seconds, in which 2 to 831 CRC
error events occurred during the current interval.
Updated every second.
Current LOFC CRC-4 Enabled Number of loss of frame alignment events measured during
the current interval.
Updated every second for 15-minute interval or every 15
min. for 24-hour interval.
Current CSS CRC-4 Enabled Number of seconds with one or more controlled slip events
measured during the current interval.
Updated every second for 15-minute interval or every 15
min. for 24-hour interval.
24 hour degrade
minute
CRC-4 Enabled
(Current Day only)
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
.
Updated every minute.
24 hour last degrade
minute
CRC-4 Enabled
(Current Day only)
Total number of degraded minutes in the last 24-hour
interval.
Updated every 24 hours.
Current DM CRC-4 Enabled Number of degraded minutes in which the BER exceeded
1×10
-6
.
Updated every minute for 15-minute interval or every 24
hours. for 24-hour interval.
BPV last minute CRC-4 Disabled Number of bipolar violation events detected in the last
minute.
Updated every minute.
BPV max minute CRC-4 Disabled Number of bipolar violation events detected in the worst
minute since the last resetting of the BPV counter.
Updated every minute
Current TIMER CRC-4 Enabled Time in seconds from the beginning of the interval.
Updated every second.
For 24-hour interval – number of 15 minutes intervals the
device has been working after power up