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Cli: viewing more information on switch operation, Pattern matching when using the show command – HP 2910AL User Manual

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Troubleshooting

Viewing Switch Configuration and Operation

CLI: Viewing More Information on Switch Operation

Use the following commands to display additional information on switch
operation for troubleshooting purposes.

Syntax: show boot-history

Displays the crash information saved for each management
module on the switch (see “Displaying Saved Crash
Information” in the “Redundancy (Switch 8212zl)” chapter).

show history

Displays the current command history. This command output
is used for reference or when you want to repeat a command.

show system-information

Displays globally configured parameters and information on
switch operation (see “CLI: Viewing and Configuring System
Information” in the “Interface Access and System Information”
chapter).

show version

Displays the software version currently running on the switch,
and the flash image from which the switch booted (primary or
secondary). For more information, see “Displaying
Management Information” in the “Redundancy (Switch
8212zl)” chapter.

show interfaces

Displays information on the activity on all switch ports (see
“CLI: Viewing Port Status and Configuring Port Parameters”
in the “Port Status and Configuration” chapter).

show interfaces-display

Displays the same information as the

show interfaces command

and dynamically updates the output every three seconds. Press
Ctrl + C to stop the dynamic updates of system information.
Use the Arrow keys to view information that is off the screen.

Pattern Matching When Using the Show Command

The pattern matching option with the

show command provides the ability to

do searches for specific text. Selected portions of the output are displayed
depending on the parameters chosen.

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