3com 5500-ei pwr Installation Instruction

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Terminal Display 
The CLI provides the screen splitting feature to have display output suspended when the screen is full. 
When display output pauses, you can perform the following operations as needed (see 
Table 1-2 Display-related operations 
Operation 
Function 
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. 
 
Command History 
The CLI provides the command history function. You can use the display history-command command 
to view a specific number of latest executed commands and execute them again in a convenient way. 
By default, the CLI can store up to 10 latest executed commands for each user. You can view the 
command history by performing the operations listed in the following table: 
Follow these steps to view history commands: 
Purpose 
Operation 
Remarks 
Display the latest 
executed history 
commands  
Execute the display 
history-command
 command 
This command displays the 
command history. 
Recall the previous 
history command 
Press the up arrow key or 
<Ctrl+P> 
This operation recalls the previous 
history command (if available). 
Recall the next history 
command 
Press the down arrow key or 
<Ctrl+N> 
This operation recalls the next history 
command (if available). 
 
 
The Windows 9x HyperTerminal explains the up and down arrow keys in a different way, and 
therefore the two keys are invalid when you access history commands in such an environment. 
However, you can use <Ctrl+ P> and <Ctrl+ N> instead to achieve the same purpose. 
When you enter the same command multiple times consecutively, only one history command entry 
is created by the command line interface. 
 
Error Prompts 
If a command passes the syntax check, it will be successfully executed; otherwise, an error message 
will be displayed. 
 lists the common error messages.