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User’s Manual of LRP-822CS/LRP-1622CS
257
hes. This feature is used to block such attacks. Only valid ARP
requests and responses can go through DUT. This page provides ARP Inspection related configuration.
4.9.8 Dynamic ARP Inspection
Dynamic ARP Inspection (DAI)
is a secure feature. Several types of attacks can be launched against a host or devices
connected to Layer 2 networks by "poisoning" the ARP cac
A Dynamic ARP prevents the untrusted ARP packets based on the DHCP Snooping Database.
4.9.8.1 Global Setting
DAI Setting and Information screens in
Figure 4-9-50
&
Figure 4-9-51
appear.
Figure 4-9-50
DAI Setting Page Screenshot
he page includes the following fields:
T
Object
Description
D
le the Global Dynamic ARP Inspection or disable the Global ARP Inspection
AI
Enab
Buttons
: Click to apply changes.
DAI Information Page Screenshot
owing fields:
Figure 4-9-51
The page includes the foll
Object
Description
DAI
Display the current DAI status