Advantech EKI-7720 Series, Руководство пользователя

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EKI-7720 Series User Manual 79
4.7 Security
The Security function allows for the configuration of Storm Control, Port Security, Pro -
tected Ports, DoS Prevention, Applications, 802.1x, and IP Security.
4.7.1 Storm Control
The Storm Control page allows you to setup the units and Preamble/IFG to manage
the occurrence of packet flooding on the LAN and consequent traffic to prevent the
degrading of network performance.
4.7.1.1 Global Settings
To access this page, click Security > Storm Control > Global Settings .
Figure 4.104 Security > Storm Control > Global Settings
The following table describes the items in the previous figure.
To access this page, click Security > Storm Control > Storm Control Global Infor -
mation
.
The following figure displays the
Storm Control Global Information
settings.
Figure 4.105 Security > Storm Control > Storm Control Global Information
4.7.1.2 Port Settings
The Port Settings page allows you to configure the port and the type of storm control
association along with the value of the storm rate for the selected port.
Item Description
Unit Select pps or bps control units for the Storm Control function.
Preamble & IFG Select Excluded or Included to setup the Storm Control Global set -
tings.
 Excluded: exclude preamble & IFG (20 bytes) when count
ingress storm control rate.
 Included: include preamble & IFG (20 bytes) when count ingress
storm control rate.
Shutdown Recover
Time
Enter the shutdown recover time in seconds with range 0 or 30 ~
10000000.
Apply Click Apply to save the values and update the screen.