Specifications

Reference Guide
8-5
System Testing and Diagnostics User Card Diagnostics
EIA530
HSU 2-port
V.35 HSU
2-port
EIA530/V.35
HSU 4-port
SRU
OCU-DP
2/5/10-port
DS0-DP
4-port
Bit Error Rate Tester
(BERT)
Patterns Supported
All 1s Yes Yes Yes Yes Yes No
All 0s Yes Yes Yes Yes Yes No
1:1 Yes Yes Yes Yes Yes No
1:7 Yes Yes Yes Yes Yes No
511 Yes Yes Yes Yes Yes No
2047 Yes Yes Yes Yes Yes No
QRSS Yes Yes Yes No Yes No
BERT Direction
Toward User No No No No Yes No
Toward Network Yes Yes Yes No Yes No
Statistics Gathered
by BERT
Bit Errors (BE) Yes Yes Yes Yes Yes No
Errored Seconds (ES) Yes Yes Yes Yes Yes No
Severely Errored
Seconds (SES)
Yes Yes Yes Yes Yes No
Consecutive Severely
Errored Seconds
Yes Yes Yes Yes Yes No
Out of Synchronization
Seconds (OOS)
Yes Yes Yes Yes Yes No
Bit Error Rate (BER) Yes Yes Yes Yes Yes No
Elapsed Seconds
(ELAP)
Yes Yes Yes Yes Yes No