Remote Authentication Dial In User Service (RADIUS), an authentication and accounting system used by many Internet Service Providers (ISPs).
To modify the following setting for RADIUS, enter a new value in the Current column, and then click Apply:
Maximum Number of Authentication Failures Per-Minute: Specifies the maximum number of failed login attempts per minute to a RADIUS server from a single host. Minimum: 2; maximum: 100; default: 8.