Allied Telesis AT-S97 - Manual (Page 42)

Chapter 3: Basic Commands
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Question Mark ‘?’ Key
Syntax
?
Parameters
None.
Privilege Levels
Administrator, read-write, and read-only.
Description
Entering a question mark at the command line prompt displays a list and a
brief description of the command line keywords. Entering a question mark
after a keyword displays the available keyword parameters. Additionally,
entering a question mark after a parameter displays the parameter’s class
(that is, integer, string, etc.).
Examples
This command lists the command keywords:
?
This command displays the available parameters for the BOOT keyword:
boot ?
This command displays the class of the value for the SET parameter in the
CONFIG command:
config set?