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statistics [vlan vlan-list]—Display the statistics of the ARP packets
processed by Dynamic ARP Inspection. Given vlan-list argument, it
displays the statistics on all DAI-enabled VLANs in that range. In the
case of no argument, it lists the summary of the forwarded and dropped
ARP packets.
•
vlan vlan-list—Display the Dynamic ARP Inspection configuration on
all the VLANs in the given VLAN list. It also displays the global
configuration values for source MAC validation, destination MAC
validation and invalid IP validation. List separate, non-consecutive VLAN
IDs separated by commas (without spaces). Use a hyphen to designate a
range of IDs. (Range: 1–4093)
Default Configuration
There is no default configuration for this command.
Command Mode
Privileged Exec mode, Global Configuration mode and all Configuration
submodes
User Guidelines
The following information is displayed for each VLAN when a VLAN range is
supplied:
Field
Description
VLAN
The VLAN-ID for each displayed row.
DHCP Drops The number of packets dropped due to DHCP Snooping binding
database match failure.
ACL Drops
The number of packets dropped due to ARP ACL rule match failure.
DHCP Permits The number of packets permitted due to DHCP snooping binding
database match.
ACL Permits
The number of packets permitted due to ARP ACL rule match.
Bad Src MAC The number of packets dropped due to Source MAC validation
failure.
Bad Dest
The number of packets dropped due to Destination MAC validation
MAC
failure.
Layer 2 Switching Commands
379
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