ADC HiGain H2TU-C-388 Technical Practice page 42

Monitoring System Activity and Performance
Table 15. Error Acronyms Used on the DS1 Performance History Screens
Error Acronym Description
CV-L Code Violation - Line
Total BPV count.
ES-L Errored Seconds - Line
Seconds with BPV ≥ 1.
SES-L Severely errored seconds - Line
Seconds with BPV plus EXZ ≥ 1544 or
LOS ≥ 1.
UAS-L Unavailable seconds - Line
Seconds with LOS ≥ 1.
PDVS-L Pulse Density Violation Seconds - Line
Seconds with excessive zeroes
(AMI = 16 zeroes, B8ZS = 8 zeroes).
ES-P Errored Seconds - Path
Seconds with SEF
(SF) ≥ 1.
(d)
FE
(a) Only displays on H2TU-R Performance History screens.
(b) Displays on the DS1 Current Statistics screens.
(c) Severely Errored Frame—Two or more frame bit errors occurring in a 0.75 ms interval for SF or a 3 ms interval for ESF.
(d) FE is a frame bit error.
34
Error Acronym
PRM-FE
SES-P
UAS-P
PRM-NE
B8ZSS
MSEC
(c)
, CRC (ESF), or
February 28, 2001
Description
(a)
Performance Report Monitoring - Far End
The PRM from the network indicates
errors, and the signal received from the
CPE is error-free.
Severely errored seconds - Path
Seconds with SEF or CRC (ESF) ≥ 320 or
(SF) ≥ 8 (F
(d)
FE
Unavailable seconds - Path
A second of unavailability based on SES-P
or AIS ≥ 1.
(a)
Performance Report Monitoring - Near End
The PRM from CPE indicates errors, and
the signal received from the network at the
remote is error-free.
(b)
B8ZS Monitored Seconds
Seconds with B8ZS detection when AMI
option is active.
(b)
Monitored Seconds of the current
(15 minute/1 hour/1 day) screen.
LTPH-TP-1001-02, Issue 2
+ F ).
T S
H2TU-C-388 List 3E