Interlogix NS3550-8T-2S User Manual - Manual (Page 246)

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4.12.12 ARP Inspection
ARP Inspection 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 caches. 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. The ARP Inspection Configuration screen in
Figure 4-12-12 appears.
Figure 4-12-12: ARP Inspection Configuration Screen Page Screenshot
The page includes the following fields:
Object Description
 Mode of ARP
Inspection
Configuration
Enable the Global ARP Inspection or disable the Global ARP Inspection.
 Port Mode
Configuration
Specify ARP Inspection is enabled on which ports. Only when both Global Mode
and Port Mode on a given port are enabled, ARP Inspection is enabled on this
given port. All means all ports will have one specific setting.