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Dell POWEREDGE M1000E User Manual

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Cisco Catalyst Blade Switch 3130 and 3032 for Dell Command Reference

OL-13271-03

Chapter 2 Cisco Catalyst Blade Switch 3130 and 3032 for Dell Cisco IOS Commands

ip arp inspection validate

The allow-zeros keyword interacts with ARP access control lists (ACLs) in this way:

If you configure an ARP ACL to deny ARP probes, they are dropped even if the allow-zero keyword
is specified.

If you configure an ARP ACL that specifically permits ARP probes and configure the ip arp
inspection validate ip
command, ARP probes are dropped unless you enter the allow-zeros
keyword.

The no form of the command disables only the specified checks. If none of the options are enabled, all
checks are disabled.

Examples

This example show how to enable source MAC validation:

Switch(config)# ip arp inspection validate src-mac

You can verify your setting by entering the show ip arp inspection vlan vlan-range privileged EXEC
command.

Related Commands

Command

Description

show inventory

vlan

vlan-range

Displays the configuration and the operating state of dynamic ARP
inspection for the specified VLAN.