System Testing and Diagnostics
Bit Error Rate Tester
(BERT)
Patterns Supported
All 1s
All 0s
1:1
1:7
511
2047
QRSS
BERT Direction
Toward User
Toward Network
Statistics Gathered
by BERT
Bit Errors (BE)
Errored Seconds (ES)
Severely Errored
Seconds (SES)
Consecutive Severely
Errored Seconds
Out of Synchronization
Seconds (OOS)
Bit Error Rate (BER)
Elapsed Seconds
(ELAP)
Reference Guide
EIA530
V.35 HSU
HSU 2-port
2-port
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
No
No
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
User Card Diagnostics
EIA530/V.35
SRU
HSU 4-port
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
No
No
No
Yes
No
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
OCU-DP
DS0-DP
2/5/10-port
4-port
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
6-5