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Enable DoS Prevention
—
Tick the checkbox to activate DDoS prevention manually.
And select the kinds of DDoS attacks to enable the Residential Gateway to detect them.
Or untick the checkbox to disable this feature. But note that when the feature is disabled,
the Residential Gateway will be vulnerable to DDoS attacks.
Whole System Flood: SYN
—
Tick the checkbox to prevent a SYN attack. A SYN attack
will interrupt the process of the three way handshake of TCP and redirect the
acknowledge response to a malicious IP address. Or it will cause the targeted system to
be flooded with false SYN requests.
Whole System Flood: FIN
—
Tick the checkbox to prevent a FIN flood. This attack will
flood the network with connection resets from an invalid IP address.
Whole System Flood: UDP
—
Tick the checkbox to prevent a flood of large numbers of
raw UDP packets targeted at the Residential Gateway.
Whole System Flood: ICMP
—
Tick the checkbox to prevents a flood of ICMP
messages from an invalid IP address. This attack can cause all TCP requests to be
halted.
Per Source IP Flood: SYN
—
Tick the checkbox to prevent a SYN attack on a specified
IP address.
Per Source IP Flood: FIN
—
Tick the checkbox to prevent a FIN attack on the LAN port
IP address.
Per Source IP Flood: UDP
—
Tick the checkbox to prevent a UDP attack on the LAN
port IP address.
Per Source IP Flood: ICMP
—
Tick the checkbox to prevent an ICMP attack on the LAN
port IP address.
TCP/UDP Port Scan
—
Tick the checkbox to prevent a series of systematic queries to