Interlogix NS3500-28T-4S User Manual - Manual (Page 268)

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The page includes the following fields:
Object Description
 Port Select port for this drop down list.
 VLAN Indicates the ID of this particular VLAN.
 Circuit ID Set the option1 (Circuit ID) content of option 82 added by DHCP request
packets.
Buttons
: Click to apply changes.
Figure 4-9-49 Option82 Port Circuit-ID Setting Page Screenshot
The page includes the following fields:
Object Description
 Port Display the current port
 VLAN Display the current VLAN
 Circuit ID Display the current circuit ID
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 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.