Account Lockout; Anti-Dos Attack - Dahua L Series User Manual

Parameter
Start Address
MAC Address
Click Apply to complete the settings.
Step 4

4.14.3.2 Account Lockout

Procedure
Select Main Menu > SECURITY > Attack Defense > Account Lockout.
Step 1
The Account Lockout interface is displayed. See Figure 4-267.
Step 2 Set parameters. See Table 4-88.
Parameter
Attempt(s)
Lock Time
Step 3 Click Apply to complete the settings.

4.14.3.3 Anti-Dos Attack

You can enable SYN Flood Attack Defense and ICMP Flood Attack Defense to defend the device
against Dos attack. See Figure 4-268.
Description
Enter Start Address and End Address of IP Segment.
When Type is IP Segment, they can be configured.
Enter MAC Address that is allowed or forbidden
When Type is MAC Address, they can be configured.
Figure 4-267 Account lockout
Table 4-88 Account lockout parameters
Description
Set the maximum number of allowable wrong password entries. The
account will be locked after your entries exceed the maximum number.
Value range: 5–30.
Default value: 5.
Set how long the account is locked for.
Value range: 5–120 minutes.
Default value: 30 minutes.
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