QTECH QSW-3400 Инструкция по настройке - Manual (Page 32)

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Help
Under any command line prompt, type in “help” and press Enter will get a
brief description of the associated help system.
“?” Under any command line prompt, enter “?” to get a command list of the
current mode and related brief description.
Enter a “?” after the command keyword with an embedded space. If the
position should be a parameter, a description of that parameter type,
scope, etc, will be returned; if the position should be a keyword, then a set
of keywords with brief description will
be returned; if the output is “<cr>“,
then the command is complete, press Enter to run the command.
A “?” immediately following a string. This will display all the commands that
begin with that string.
1.2.5 Input Verification
1.2.5.1 Returned Information: success
All commands entered through keyboards undergo syntax check by the Shell. Nothing will be
returned if the user entered a correct command under corresponding modes and the execution
is successful.
Returned Information: error
Output error message Explanation
Unrecognized command or illegal
parameter!
The entered command does not exist, or there is
error in parameter scope, type or format.
Ambiguous command At least two interpretations is possible basing on the
current input.
Invalid command or parameter The command is recognized, but no valid parameter
record is found.
This command is not exist in
current mode
The command is recognized, but this command can
not be used under current mode.
Please configure precursor
command "*" at first!
The command is recognized, but the prerequisite
command has not been configured.
syntax error: missing '"' before the
end of command line!
Quotation marks are not used in pairs.
1.2.6 Fuzzy Match Support
Switch shell support fuzzy match in searching command and keyword. Shell will recognize
commands or keywords correctly if the entered string causes no conflict.
For example: