Tp-Link TL-R600VPN [42/82] Advanced security

SafeStream

Gigabit Broadband VPN Router User GuideTL-R600VPN

4.6.2 Advanced Security

Choose menu “Security→Advanced Security”, you can protect the Router from being attacked

by TCP-SYN Flood, UDP Flood and ICMP-Flood in the next screen (shown in Figure 4-26).

Figure 4-26

¾ Packets Statistics Interval - This is the interval for capturing the statistics.

¾ DoS Attack Defense - Enable or disable the DoS Attack Defense.

¾ Enable ICMP-FLOOD Attack Filtering - The attackers flood normal communication by

attacking the server with a lot of ICMP packets. Check the box to activate the function to

prevent an ICMP Flood attack. The threshold should be within the range of 5-3600 and the

default value is 50.

¾ Enable UDP-FLOOD Filtering - Check the box to activate the function to prevent the UDP

Flood attack of a fixed source IP. Once the packets rate exceeds threshold value, the packets

will be blocked. The threshold should be within the range of 5-3600 .and the default value is

500.

¾ Enable TCP-SYN-FLOOD Attack Filtering - Check the box to activate the function to

prevent a TCP-SYN-Flood attack. Once the packets rate exceeds threshold value, the

packets will be blocked. The threshold should be within the range of 5-3600 and the default

value is 50.