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2 3Com Switch 4200G Family
Command Reference
Displaying Command Parameters
At the prompt, enter the name of the command followed by a space and ?. For example:
<sw4200G>boot ?
The following parameters are displayed:
attribute-switch
Exchange the file main-attribute and backup-attribute.
boot-loader
Select a file to boot at the next time
bootrom
Update Bootrom
web-package
Set web resource package
To specify boot loader, enter the command as follows:
<sw4200G>boot boot-loader ?
You only need to enter ? if parameters exist for the command.
Displaying Parent Menus
At the prompt, enter quit.
Displaying the User View Menu
Press <CTRL-Z>.
Obtaining Help
At the prompt, enter ?.
Further Information
For further information about how to use the command line interface, refer to the Command Reference Guide and
the Configuration Guide, which are both available as PDF documents on the CD that accompanied the unit.
Commands
access-limit
Use the access-limit command to set the maximum number of access users that can be contained in
current ISP domain.
ISP Domain view
accounting
Use the accounting command to configure an accounting scheme for the current ISP domain.
ISP Domain view
accounting domain
Use the accounting domain command to enable the DHCP accounting function.
DHCP Address Pool view
accounting-on enable
Use the accounting-on enable command to enable user re-authentication upon device restart function.
RADIUS Scheme view
accounting optional
Use the accounting optional command to open the accounting-optional switch.
ISP Domain view
RADIUS Scheme view
acl
Use the acl command to reference ACL and implement the ACL control to the TELNET users.
User Interface view
Web command: Security -> Authorized IP