16NX071900001
Cable/DSL Router User Guide
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4.6.5 Advanced Security
Choose menu “
Security
→
Advanced Security
”, you can configure the functions below
to protect the router from being attacked by TCP-SYN Flood, UDP Flood and
ICMP-Flood from LAN (shown in Figure 4-37).
Figure 4-37
¾
Packets Statistic Interval (5 ~ 60)
-
The default value is 10. Select a value
between 5 and 60 seconds in the pull-down list. The “Packets Statistic interval”
value indicates the time section of the packets statistic.
¾
DoS Protection
-
Enable or disable the DoS protection function. Only when it is
enabled, will the flood filters be effective.
¾
Enable ICMP-FLOOD Attack Filtering
-
Enable or disable the “ICMP-FLOOD
Attack Filtering”.
¾
ICMP-FLOOD Packets Threshold: (5 ~ 3600)
-
The default value is 50. Enter a
value between 5 and 3600 packets/s. When the current number of ICMP-FLOOD
packets is beyond the permitted value, the Router will start up the blocking function
immediately.
