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Navigation and special keys, Cli error messages, Command line interface (cli) variations – HP ProCurve 520wl Wireless Access Point User Manual

Page 138: Command line interface (cli)

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Command Line Interface (CLI)

• Image File - The Access Point software executed from RAM. To update an Access Point you typically download a

new Image File. This file is often referred to as the “AP Image”.

• Parameter - A fundamental network value that can be displayed and may be changeable. For example, the Access

Point must have a unique IP Address and the Wireless interface must be assigned an SSID. Change parameters
with the CLI set Command, and view them with the CLI show Command.

• Table - Tables hold parameters for several related items. For example, you can add several potential managers to

the SNMP Table. All items for a given Table can be displayed with a show CLI Command.

• TFTP - Refers to the TFTP Server, used for file transfers.

Navigation and Special Keys

This CLI supports the following navigation and special key functions to move the cursor along the prompt line.

Key Combination

Operation

Delete or Backspace Delete previous character
Ctrl-A

Move cursor to beginning of line

Ctrl-E

Move cursor to end of line

Ctrl-F

Move cursor forward one character

Ctrl-B

Move cursor back one character

Ctrl-D

Delete the character the cursor is on

Ctrl-U

Delete all text to left of cursor

Ctrl-P

Go to the previous line in the history buffer

Ctrl-N

Go to the next line in the history buffer

Tab

Complete the command line

?

List available commands

CLI Error Messages

The following table describes the error messages associated with improper command inputs.

Error Message

Description

Syntax Error

Invalid syntax entered at the command prompt.

Invalid Command

A non-existent command has been entered at the command prompt.

Invalid Parameter Name

An invalid parameter name has been entered at the command prompt.

Invalid Parameter Value

An invalid parameter value has been entered at the command prompt.

Invalid Table Index

An invalid table index has been entered at the command prompt.

Invalid Table Parameter

An invalid table parameter has been entered at the command prompt.

Invalid Table Parameter Value

An invalid table parameter value has been entered at the command prompt.

Read Only Parameter

User is attempting to configure a read-only parameter.

Incorrect Password

An incorrect password has been entered in the CLI login prompt.

Download Unsuccessful

The download operation has failed due to incorrect TFTP server IP Address or file name.

Upload Unsuccessful

The upload operation has failed due to incorrect TFTP server IP Address or file name.

Command Line Interface (CLI) Variations

Administrators use the CLI to control Access Point operation and monitor network statistics. The AP supports two
types of CLI: the Bootloader CLI and the normal CLI. The Bootloader CLI provides a limited command set, and is used
when the current AP Image is bad or missing. The Bootloader CLI allows you to assign an IP Address and download a
new image. Once the image is downloaded and running, the Access Point uses the normal CLI. This guide covers the
normal CLI unless otherwise specified.

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