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You can allow or prohibit hosts through a specic IP address, a network segment, or a
MAC address.
●
IP address.
Enter the IP address, start port and end port, and then click OK.
●
IP segment.
Enter the start address and end address, starting port and ending port, and then click
OK.
●
MAC address.
Enter the MAC address, and then click OK.
Step 5 Click Apply.
5.14.3.2 Account Lockout
Procedure
Step 1 Select Main Menu > SECURITY > Attack Defense > Account Lockout.
Figure 5-268 Account lockout
Step 2 Set parameters.
Table 5-77 Account lockout parameters
Parameter Description
Attempt(s)
Set the maximum number of allowable wrong password entries. The
account will be locked after your entries exceed the maximum number.
Lock Time Set how long the account is locked for.
Step 3 Click Apply.
5.14.3.3 Anti-DoS Attack
You can enable SYN Flood Attack Defense and ICMP Flood Attack Defense to defend the Device
against Dos attack.
User's Manual
385
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