User manual

Chapter 5. Statistics
5-12 MX2810 M13 User Manual 61185001L1-1
PROTECTION SWITCH STATISTICS
This menu provides statistics regarding protection switches. The
number of protection switches that occur within the particular time
period will be listed. (See Figure 5-13.)
Figure 5-13. Protection Switch Statistics Menu
Performance Parameters
View performance parameter information for the network in one of
the three time period selections. Information in these fields is for
the given time period since the last reset. When viewing the 24-
hour history statistics screen, use the left and right arrow keys to
scroll through all 96 15-minute intervals. Clearing protection
switch alarm counts will clear the E
XCESSIVE
S
WITCH
S
TATE
if
active.
Alarm Log
This menu provides a list of the last 200 alarms that have occurred
on the MX2810. When the alarm log becomes full, new alarms
replace the oldest alarms in a first-in, first-out sequence.
The alarm log is periodically stored in non-volatile memory. Once
every minute, if an alarm has been recorded or if the alarm log has
been reset since the last time it was saved, then the alarm log and