3com 4210 PWR 9-Port 3CR17341-91-ME 用户手册

<4210> clock ?

 

  datetime     Specify the time and date

 

  summer-time  Configure summer time

 

  timezone     Configure time zone 

If the question mark “?” is at an argument position in the command, the 
description of the argument displays:

[4210] interface vlan-interface ?

 

  <1-4094>  VLAN interface number 

If only <cr> is displayed after you enter “?”, it means no parameter is available at 
the “?” position, and you can enter and execute the command directly.

[4210] interface vlan-interface 1 ? 

 

<cr>

1 Enter a character/string, and followed by a question mark (?). All the commands 

beginning with the character/string display, for example:

<4210> p?

 

   ping

 

   pwd 

2 Enter a command, a space, and a character/string followed by a question mark (?). 

All the keywords beginning with the character/string (if available) display, for 
example:

<4210> display u?

 

   udp

 

   unit

 

   user-interface

 

   users

3 Enter the first several characters of a command’s keyword and then press <Tab>. If 

there is a unique keyword beginning with the characters just typed, the unique 
keyword is displayed in its complete form. If there are multiple keywords 
beginning with the characters, you can display then one by one (in complete form) 
by pressing <Tab> repeatedly.

The CLI provides the screen splitting feature display output suspended when the 
screen is full. When display output pauses, you can perform the following 
operations as needed.

The CLI provides the command history function. You can use the display 
history-command command to view a specific number of latest executed 

Table 5   Display-related operations

Press <Ctrl+C> 

Stop the display output and execution of the 
command. 

Press any character except <Space>, 
<Enter>, /, +, and - when the display 
output pauses 

Stop the display output. 

Press the space key 

Get to the next page. 

Press <Enter> 

Get to the next line.