Configuring Dynamic ARP Inspection
D-Link Unified Wired and Wireless Access System
Oct. 2015 Page 279
D-Link UWS User Manual
Dynamic ARP Inspection Statistics
Use the Dynamic ARP Inspection (DAI) Statistics page to display the statistics per VLAN.
To display the DAI Statistics page, click LAN > Monitoring > Dynamic ARP Inspection Statistics in the navigation
tree.
Figure 176: Dynamic ARP Inspection Statistics
• Click Refresh to refresh the page with the most current data from the switch.
Table 159: Dynamic ARP Inspection Statistics
Field Description
VLAN ID Select the DAI-enabled VLAN ID for which to display statistics.
DHCP Drops The number of ARP packets that were dropped by DAI because there was no matching
DHCP snooping binding entry found.
ACL Drops The number of ARP packets that were dropped by DAI because there was no matching ARP
ACL rule found for this VLAN and the static flag is set on this VLAN.
DHCP Permits The number of ARP packets that were forwarded by DAI because there was a matching
DHCP snooping binding entry found.
ACL Permits The number or ARP packets that were permitted by DAI because there was a matching ARP
ACL rule found for this VLAN.
Bad Source MAC The number of ARP packets that were dropped by DAI because the sender MAC address in
the ARP packet did not match the source MAC in the Ethernet header.
Bad Dest MAC The number of ARP packets that were dropped by DAI because the target MAC address in
the ARP reply packet did not match the destination MAC in the Ethernet header.
Invalid IP The number of ARP packets that were dropped by DAI because the sender IP address in the
ARP packet or target IP address in the ARP reply packet is not valid. Not valid addresses
include 0.0.0.0, 255.255.255.255, IP multicast addresses, class E addresses (240.0.0.0/4),
and loopback addresses (127.0.0.0/8).
Forwarded The number of valid ARP packets forwarded by DAI.
Dropped The number of not valid ARP packets dropped by DAI.
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