The ftp server login-failed threshold-alarm command configures alarm generation and clearance thresholds for FTP server login failures within a specified period.
The undo ftp server login-failed threshold-alarm command restores the default alarm generation and clearance thresholds.
By default, an alarm is generated if the number of login failures reaches 30 within 5 minutes and is cleared if the number of login failures falls below 20 within the same period.
| Parameter | Description | Value |
|---|---|---|
| lower-limit resume-times |
Specifies the number of times authentication failure clear alarms are reported. |
The value is an integer ranging from 0 to 45. |
| period period-time |
Specifies the period in which failure alarms are counted. |
The value is an integer ranging from 1 to 120, in minute. |
| upper-limit report-times |
Specifies the number of times authentication failure alarms are reported. |
The value is an integer ranging from 0 to 100. If the value is 0, no authentication failure alarm is reported. |
If an FTP management user frequently fails to log in within a short period, the device generates a management security alarm and reports it to administrators for their intervention. To configure alarm reporting and clearance thresholds within a specified period, run the ftp server login-failed threshold-alarm command.
The command takes effect for both ipv4 and ipv6 FTP servers.