Local Basic Operation
292
4.15.3.3 Anti-Dos Attack
You can enable
SYN Flood Attack Defense
and
ICMP Flood Attack Defense
to defend the
device against Dos attack. See Figure 4-244.
Figure 4-244 Anti-Dos attack interface
4.15.3.4 Sync Time-Whitelist
The synchronization is only allowed with hosts in the trusted list.
Step 1 Select
Main Menu
>
SECURITY
>
ATTACK DEFENSE
>
Sync Time-Whitelist
.
The
Sync Time-Whitelist
interface is displayed. See Figure 4-245.