Specifications
Chapter 6 Troubleshooting and Diagnostics  ASMi-52 Installation and Operation Manual 
6-14  Displaying E1/T1 Statistics   
ASMi-52 
E1 current day performance 
Current ES (0) 
Current UAS (0) 
Current SES (0) 
Current BES (1) 
Current LOFC (0) 
Current CSS (0) 
24 hour degrade min (0) 
24 hour last degrade min (0) 
24 intervals (2) 
ESC-prev.menu; !-main menu; &-exit; @-scroll 
Figure 6-16. E1 Current Day Current Performances Screen, CRC-4 Enabled 
If the CRC-4 is disabled, a typical E1 Current Performance screen will include only 
BPV statistics, as shown in Figure 6-17. 
ASMi-52 
E1 current performances 
BPV last minute (0) 
BPV max minute (0) 
ESC-prev.menu; !-main menu; &-exit; @-scroll 
Figure 6-17. Local/Remote E1 Performance Screen, CRC-4 Disabled 
Table 6-4. E1 Statistics Parameters 
Range 
Display Description 
15 min  24 hour 
CRC errors  Number of CRC error events recorded since the last time the register was 
cleared. 
– – 
CRC avrg 
errors 
The average number of CRC events per second. This value is updated 
every second. 
– – 
Current ES  Number of errored seconds in which one or more CRC (Cyclic 
Redundancy Check) error events occurred during the current interval. This 
value is updated every second for 15-minute interval or every 15 minute 
for 24-hour interval. 
0–900 0–65535 
Current SES  Number of severely errored seconds in which 832 or more CRC error 
events 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 










