HP ProCurve Switch 212M Management And Configuration Manual page 134

Troubleshooting
Using the Event Log to Identify Problem Sources
To display various portions of the Event Log, either preceding or following the
currently visible portion, use either the actions listed at the bottom of the
display (Next page, Prev page, or End), or the keys described in the following
table:
Table 8-2.
Key
[N]
[P]
[v]
[^]
[E]
[H]
The event log holds up to 1000 lines in chronological order, from the oldest to
the newest. Each line consists of one complete event message. Once the log
has received 1000 entries, it discards the current oldest line each time a new
line is received. The event log window contains 14 log entry lines, and you can
move it to any location in the log by using the Next page, Prev page, and End
actions on the screen.
The log status line at the bottom of the display identifies where in the sequence
of event messages the display is currently positioned.
The event log will be erased if any of the following occurs:
The event log is not erased by using the Reboot Switch command in the Main
Menu.
8-8
Event Log Control Keys
Action
Advance the display by one page (next page).
Roll back the display by one page (previous page).
Advance display by one event (down one line).
Roll back display by one event (up one line).
Advance to the end of the log.
Display Help for the event log.
The switch is reset using the Reset button.
Power to the switch is interrupted.
A new operating system is downloaded to the switch.