Show Ip Arp Inspection - Cisco 4500M Command Reference Manual

Chapter2 Cisco IOS Commands for the Catalyst 4500 Series Switches

show ip arp inspection

To show the status of dynamic ARP inspection for a specific range of VLANs, use the show ip arp
inspection command.
Syntax Description
statistics
vlan vlan-range
interfaces interface-name
Defaults
This command has no default settings.
Command Modes
Privileged EXEC
Command History Release
12.1(19)EW
Examples
This example shows how to display the statistics of packets that have been processed by DAI for
VLAN 3:
Switch# show ip arp inspection statistics vlan 3
Vlan
----
Vlan
----
Vlan
----
Switch#
78-16201-01
show ip arp inspection {[statistics] vlan vlan-range | interfaces [interface-name ]}
Modification
Support for this command was introduced on the Catalyst 4500 series switch.
Forwarded
---------
3 31753
DHCP Permits ACL Permits
------------ -----------
3 31753
Dest MAC Failures
-----------------
3 0
Catalyst4500 Series SwitchCiscoIOS Command Reference—Release 12.2(18)EW
(Optional) Displays statistics for the following types of packets that
have been processed by this feature: forwarded, dropped, MAC
validation failure, and IP validation failure.
(Optional) When used with the statistics keyword, displays the
statistics for the selected range of VLANs. Without the statistics
keyword, displays the configuration and operating state of DAI for the
selected range of VLANs.
(Optional) Displays the trust state and the rate limit of ARP packets for
the provided interface. When the interface name is not specified, the
command displays the trust state and rate limit for all applicable
interfaces in the system.
Dropped DHCP Drops
------- ----------
102407 102407
Source MAC Failures
-------------------
0
IP Validation Failures
----------------------
0
show ip arp inspection
ACL Drops
----------
0
0
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