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Password Rule and Policy

Table 1. Password Rule and Policy
ItemOptionsFunction
Minimum password length

8-20

Set a value between 8 and 20.

This value indicates the minimum number of characters, which is part of the rules to specify a valid password.

Changes take effect right after the value is set. Click “Save Setting” on Main Menu if you would like to keep the setting after the system reboot.

Password expiration period

0-365

Set passwords to expire after a number of days between 1 and 365, or you can specify that passwords never expire by setting the value to 0.

Password expiration warning period

0-365

Set a number of days between 0 and 365 before a password expiration to receive a password expiration warning.

If you set the value to 0, there is no password expiration warning.

Minimum password change interval

0-240

Set a value between 0 and 240.

This feature allows you to set the minimum interval (in hours) at which users can change the passwords. The value specified for this feature can not exceed the value specified for Password expiration period.

If you set the value to 0, users can change the password immediately.

Minimum password reuse cycle

0-10

Set a value between 0 and 10.

This feature allows you to determine the number of unique new passwords that must be set before an old password can be reused.

If you set the value to 0, an old password can be reused immediately.

Changes take effect right after the value is set. Click “Save Setting” on Main Menu if you would like to keep the setting after the system reboot.

Maximum number of login failures

0-100

Set a value between 0 and 100.

This feature allows you to set a maximum number of times users attempt to login with an incorrect password before user account is locked out. The lockout duration depends on the value of the Lockout period after maximum login failures.

If you set the value to 0, the account will never be locked out.

Lockout period after maximum login failures

0-2880

Set a value between 0 and 2880.

This feature allows you to set the number of minutes to lock out an account when the maximum number of failed login attempts is reached. The account is locked even the correct password is entered during the lockout period.

If you set the value to 0, the account will never be locked out even the number of Lockout period after maximum login failures is exceeded.