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User’s Manual of WGSW-24040 / WGSW-24040R
SGSW-24040 / SGSW-24040R
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packet of destination unreachable to the spoofed source address. Eventually
leading it to be unreachable by other clients and the system will go down.
• ICMP DoS - Ping of
Death
A malicious attacker sending a malformed ICMP request packet larger than the
65,536 bytes to the target system. Some target systems cannot handle the
packet larger than the maximum IP packet size, which often causes target
system froze, crashed or rebooted.
• ICMP DoS - Smurf
A malicious attacker sending a malformed ICMP request packet with broadcast
destination addresses to the target system. After receiving the packet, all
reachable hosts send an ICMP echo reply packet back to the spoofed source
address. Thus, the target host will suffer from a larger amount of traffic
generated.
4.11.3.6 Set up DoS Attack Detection Rules
According to your decision on the previous page, this wizard will create specific ACEs (Access Control Entries) automatically.
First select the ingress port for the ACEs, and then select the action, rate limiter ID, logging and shutdown.
Different parameter options are displayed depending on the frame type that you selected.
Figure 4-11-11 Set up DoS Attack Detection Rules page screenshot
The page includes the following fields: