Synology DiskStation User's Guide
Based on DSM 3.1
66 Chapter 6: Enhance Internet Security
To enable auto block:
1 Tick Enable auto block.
2 Enter the following information to block an IP address with a number of failed login attempts within the
specified minutes :
Login attempts: The number for failed login attempts
Within (minutes): The number of minutes
3 Tick Enable block expiration and enter a number of days in the Unblock after (days) field if you want to
unblock the IP address after the specified days.
Note: The IP address will remain blocked if Unblock after (days) is set to 0.
4 Tick Enable email notification to receive email notification when an IP address is blocked. Make sure email
notification is enabled for your Synology DiskStation before using this option.
Note: For more information about email notification, see "Receive Email Notification" on Page 212.
To manage the blocked IP addresses:
1 Click Block List to check the blocked IP addresses.
2 If you want to remove an IP address from the block list, select it and click Remove.
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