D-Link DES-3028, Руководство пользователя

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DES-3028 DES-3028P DES-3028G DES-3052 DES-3052P Layer 2 Fast Ethernet Managed Switch
TCP SYNFIN – A TCP SYNFIN works by using SYN and FIN bits set into the TCP
packets. These packets will leave the victim unable to get normal SYN packets and a
large amount of these packets will result in the victim being blocked in CLOSE WAIT.
TCP SYN SrcPort less 1024 – A TCP SYN SrcPort less 1024 works by sending a SYN
packet with a source port less than 1024. The internet default services then uses the L4
port between 1 and 1023.
All – Check this box to select all attack types.
Action Set Action to
Drop
or
Mirror
the selected types of attacks.
State Set the State to
Enabled
or
Disabled
.
Click
Apply
to implement the changes made, click the corresponding
Clear
to clear a particular attack type or
Clear All
to clear
all of the attack types. To view a summary of any of the types of DoS, click on the hyperlinked name in the
DoS Attack
Prevention List
, which will reveal a detailed summary for that DoS type.
Figure 10- 54. DoS Land Attack Prevention window – Summary window
Figure 10- 55. DoS Blat Attack Prevention window – Summary window
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