Reset And Clear Buttons - HP 2920 Installation And Getting Started Manual

Introducing the HP 2920 Switches
Fronts of the Switches
To accomplish this: Do this:
Soft Reset Press and release the Reset button
(Standalone switch)
Hard Reset Press and hold the Reset button for
more than 5 seconds (until all LEDs
(Standalone switch)
turn on), then release.
Soft Reset Press and release the Reset button
(Stacked switch)
Hard Reset Press and hold the Reset button for
more than 5 seconds (until all LEDs
(Stacked switch)
turn on), then release.
Delete console and Press Clear for at least one second,
management access but not longer than five seconds.
passwords
Restore the factory 1. Press Clear and Reset simultane-
default configuration
2. While continuing to press Clear,
3. When the Test LED begins blinking
Note: These buttons are provided for your convenience. If you are concerned with switch security though, you should
make sure that the switch is installed in a secure location, such as a locked wiring closet. You can also disable these
buttons by using the front-panel-security command. See the HP 2920 Management and Configuration Guide for a
description of that command.
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Reset and Clear Buttons

The Reset and Clear buttons are located behind the front panel (to protect
them from being pushed accidentally) and are accessible through small holes
in the lower left corner of the front panel. Use pointed objects, such as unbent
paper clips, to push them.
The Reset and Clear buttons are used singly or in combination, as follows:
ously.
release Reset.
(after approximately 25 seconds),
release Clear.
This will happen:
The switch operating system is cleared gracefully (such
as data transfer completion, temporary error conditions
are cleared), then reboots and runs self tests.
The switch reboots, similar to a power cycle. A hard reset
is used, for example, when the switch CPU is in an
unknown state or not responding.
Same as a standalone switch, except:
• If the Commander, the Standby switch will become
Commander.
• If the Standby, a new Standby will be elected.
Same as a standalone switch, except:
• If the Commander, the Standby switch will become
Commander.
• If the Standby, a new Standby will be elected.
The switch deletes all access passwords.
The switch removes all configuration changes, restores
the factory default configuration, and runs self test.