Synology DiskStation User's Guide

Based on DSM 3.1

To enable auto block:

1Tick Enable auto block.

2Enter 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

3Tick 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.

4Tick 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:

1Click Block List to check the blocked IP addresses.

2If you want to remove an IP address from the block list, select it and click Remove.

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Chapter 6: Enhance Internet Security

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Synology DS411SLIM manual To enable auto block, Tick Enable auto block, To manage the blocked IP addresses