User Manual

TRACER 4206 System Manual Section 5, User Interface Guide
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>T1C STATUS/CONFIGURATION/LOOPBACK > LOOP/NORMAL STATE > LINE
Activates a loopback at the TRACER 4206 T1C framer towards the wireless link (see Figure 17). Use the
LINE loopback to test data path integrity from the TRACER 4206 unit to the T1 equipment.
Figure 17. T1C Line Loopback
>T1C PERFORMANCE HISTORY
Figure 18 shows the T1C Performance History menu page. The T1C Performance History menu page
displays detailed error statistics for the T1C link (from both the local and remote TRACER 4206 units) in
15 minute increments.
Figure 18. T1C Performance History
T1C performance data is presented as Errored Seconds (ES) and Severely Errored Seconds (SES) on the
T1C link. The following events qualify as an ES–AIS, LOS or LOF Alarm Second, a single BPV or
excessive zero event, or a single parity bit. An SES is caused by an AIS, LOS or LOF Alarm Second, or
excessive Bipolar Violations (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.