Monitoring and Testing
4-5
3162-A2-GB20-30 March 1999

You can reset the performance registers via the Clear Statistics selection on the

Performance Statistics screen.

Procedure

To display performance reports:

1. From the Main Menu screen, select Status.

2. From the Status screen, select Performance Statistics.

3. From the Performance Statistics screen, select either Network or Sync Data

Ports depending on the type of statistics that you want to view.

Table 4-3. Performance Registers (1 of 3)

Register Interval Description Totals Description

Current
Interval
Timer
This register records the number
of seconds in the current
15-minute interval. The
maximum is 900 seconds. This
register is valid for the current
interval only.
N/A
ESF Error
Events An error event is an ESF frame
with either a Cyclic Redundancy
Check (CRC) error or an Out Of
Frame (OOF) event. The
maximum count is 65,535. This
register is only reset as a result
of a reset command from the
network. This register is valid for
the current interval only.
N/A
Valid Interval
Total N/A Records the number of valid
15-minute intervals in the
previous
x
hours, where
x
is
24 hours for aggregate
performance and 8 hours for
port performance. This register
is not valid for the current
interval.
ES The number of errored seconds
for the current interval. An
errored second is any second
with one or more ESF error
events. The maximum is
900 seconds.
The total number of errored
seconds for the previous
x
hours, where
x
is 24 hours for
aggregate performance and
8 hours for port performance.
UAS The number of unavailable
seconds for the current interval.
An unavailable second is any
one second interval when
service is unavailable.
(Detection occurs with
10 consecutive unavailable
seconds.) The maximum is
900 seconds.
The total number of unavailable
seconds for the previous
x
hours, where
x
is 24 hours for
aggregate performance and
8 hours for port performance.