Security; Dos Defence - Tenda V1200 User Manual

4.6

Security

4.6.1

DoS defence

4.6.1.1 Overview
This function allows you to enable ICMP-FLOOD Attack Filtering, UDP-FLOOD Attack Filtering, and
TCP-SYN-FLOOD Attack Filtering to defend the modem router against ICMP-FLOOD attack,
UDP-FLOOD attack, and TCP-SYN-FLOOD attacks.
Choose Advanced Setup > Security > Dos Defense to enter the configuration page.
Parameter description
Parameter
Dos Protection
Enable ICMP-FLOOD
Attack Filtering
ICMP-FLOOD Packets
Threshold (5 ~ 3600)
Enable UDP-FLOOD
Attack Filtering
UDP-FLOOD Packets
Threshold (5 ~ 3600)
Description
It specifies whether to enable Dos protection function.
It specifies whether to enable ICMP-FLOOD attack filtering.
It specifies the maximum number of incoming ICMP packets allowed in one second. If
the threshold is exceeded, it is inferred that the modem router is under ICMP Flood
attack.
It specifies whether to enable UDP-FLOOD attack filtering.
It specifies the maximum number of incoming UDP packets allowed in one second. If
the threshold is exceeded, it is inferred that the modem router is under UDP Flood
attack.
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