Adtran TRC4208L1 Manual Do Utilizador
TRACER 4208 System Manual
Section 5 User Interface Guide
612804208L1-1A
© 2003 ADTRAN, Inc.
53
T1 performance data is presented as Errored Seconds (ES) and Severely Errored Seconds (SES) on the T1
link. The following events qualify as an ES–AIS, LOS or LOF Alarm Second, a single bipolar violation
(BPV), excessive zero event, or a single parity bit. An SES is caused by an AIS, LOS or LOF Alarm
Second, excessive BPVs, or framed parity bit errors causing a line bit error rate (BER) of 10
link. The following events qualify as an ES–AIS, LOS or LOF Alarm Second, a single bipolar violation
(BPV), excessive zero event, or a single parity bit. An SES is caused by an AIS, LOS or LOF Alarm
Second, excessive BPVs, or framed parity bit errors causing a line bit error rate (BER) of 10
-6
.
The error count for the most recent 24 hours are recorded and displayed on the right side of the page. The
left side of the page displays the 24 hour totals for the most recent 7 days.
left side of the page displays the 24 hour totals for the most recent 7 days.
Press <N> to view the next 8 hours worth of 15-minute totals and <P> to view the
previous 8 hours.
previous 8 hours.
Press <2> from any menu in the TRACER 4208 VT100 menu structure to access the
T1x Link Performance History menu page.
T1x Link Performance History menu page.