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User authentication
g. In Valid code window size, type the allowed number of concurrently valid codes. In cases
where TOTP is being used, increasing the Valid code window size may be necessary when
the clocks used by the server and client are not synchronized.
h. For Login limit, type the number of times that the user is allowed to attempt to log in
during the Login limit period. Set Login limit to 0 to allow an unlimited number of login
attempts during the Login limit period.
i. For Login limit period, type the amount of time that the user is allowed to attempt to log
in.
Allowed values are any number of weeks, days, hours, minutes, or seconds, and take the
format number{w|d|h|m|s}. For example, to set Login limit period to ten minutes, enter
10m or 600s.
j. Scratch codes are emergency codes that may be used once, at any time. To add a scratch
code:
i. Click Scratch codes.
ii. For Add Code, click .
iii. For Code, enter the scratch code. The code must be eight digits, with a minimum of
10000000.
iv. Click again to add additional scratch codes.
10. Click Apply to save the configuration and apply the change.
Command line
1. Log into the IX20 command line as a user with full Admin access rights.
Depending on your device configuration, you may be presented with an Access selection
menu. Type admin to access the Admin CLI.
2. At the command line, type config to enter configuration mode:
> config
(config)>
3. Add a user. For example, to create a user named new_user:
(config)> add auth user new_user
(config auth user new_user)>
The user is enabled by default. To disable the user, type:
(config auth user new_user)> enable false
(config auth user new_user)>
4. Set the user's password. The password must be at least eight characters long and must
contain at least one uppercase letter, one lowercase letter, one number, and one special
character.
IX20 User Guide
Local users
601
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