Advantech EKI-7720 Series, User Manual

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EKI-7720 Series User Manual 83
To access this page, click Security > DoS Prevention > DoS Global Information .
The following figure displays the DoS Global Information settings.
Figure 4.111 Security > Storm Control > DoS Global Information
4.7.4.2 DoS Port Settings
The DoS Port Settings page allow you to configure DoS security (enabled or dis -
abled) for the selected port.
IPv6 Min Fragment Click Enabled or Disabled to define minimum fragment size for the
IPv6 protocol.
Enter the variable in bytes (0 to 65535) to set the minimum fragment
size when the function is enabled.
ICMP Fragments Click Enabled or Disabled to define the ICMP Fragments function.
IPv4 Ping Max Size Click Enabled or Disabled to set the maximum ping size for the IPv4
protocol.
IPv6 Ping Max Size Click Enabled or Disabled to set a maximum ping size for the IPv6
protocol.
Ping Max Size Set -
ting
Enter the variable in bytes (0 to 65535) to set the maximum ping size.
Smurf Attack Click Enabled or Disabled to set the Smurf Attack function.
TCP Min Hdr Size Click Enabled or Disabled to set the minimum header size.
Enter the variable in bytes (0 to 31) to set the minimum header size.
TCP-SYN (SPORT <
1024)
Click Enabled or Disabled to set the TCP synchronization function
(sport < 1021).
Null Scan Attack Click Enabled or Disabled to set the Null Scan Attack function.
X-Mas Scan Attack Click Enabled or Disabled to set the X-Mas Scan function.
TCP SYN-FIN Attack Click Enabled or Disabled to set the TCP synchronization termina -
tion attack function.
TCP SYN-RST
Attack
Click Enabled or Disabled to set the TCP synchronization reset
attack function.
TCP Fragment (Off -
set = 1)
Click Enabled or Disabled to set the TCP fragment function (offset
=1).
Apply Click Apply to save the values and update the screen.
Item Description