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32 CHAPTER 1: SYSTEM ACCESS
-v Verbose output. ICMP packets other than ECHO_RESPONSE that are
received are listed
STRING<1-20> IP address or hostname of a remote system
Ip IP Protocol
■ Enter a command with a ?, separated by a space. If this position is for
parameters, all the parameters and their brief descriptions will be listed.
[Quidway] interface vlan ?
<1-4094> VLAN interface number
[Quidway] interface vlan 1 ?
<cr>
<cr> indicates no parameter in this position. The next command line repeats
the command, you can press Enter to execute it directly.
■ Enter a character string with a ?, and list all the commands beginning with this
character string.
<SW7750>pi?
ping
■ Input a command with a character string and ?, and list all the key words
beginning with this character string in the command.
<SW7750>display ver?
version
Common Command Line Error Messages
All the commands that are entered by users can be correctly executed if they have
passed the grammar check. Otherwise, error messages are reported to users.
Common error messages are listed in
Table 21.
History Command
The command line interface provides a function similar to DosKey. The commands
entered by users can be automatically saved by the command line interface and
you can invoke and execute them at any time. By default, the history command
buffer can store 10 history commands for each user. The operations are shown in
Table 22.
Table 21 Common Command Line Error Messages
Error messages Causes
Unrecognized command Cannot find the command.
Cannot find the keyword.
Wrong parameter type.
The value of the parameter exceeds the range.
Incomplete command The command is incomplete.
Too many parameters You entered too many parameters.
Ambiguous command The parameters you entered are not specific.
Table 22 Retrieve History Command
Operation Key Result
Display history command display
history-command
Displays history commands by
the user who is entering
them.
Retrieve the previous history
command
Up cursor key <> or <Ctrl+P> Retrieves the previous history
command, if there is any.