Cisco Nexus 5500 Series - Ip Arp Inspection Trust

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Cisco Nexus 5500 Series NX-OS Security Command Reference
OL-27883-02
Chapter I Commands
ip arp inspection trust
ip arp inspection trust
To configure a Layer 2 interface as a trusted ARP interface, use the ip arp inspection trust command.
To configure a Layer 2 interface as an untrusted ARP interface, use the no form of this command.
ip arp inspection trust
no ip arp inspection trust
Syntax Description This command has no arguments or keywords.
Command Default By default, all interfaces are untrusted ARP interfaces.
Command Modes Interface configuration mode
Command History
Usage Guidelines You can configure only Layer 2 Ethernet interfaces as trusted ARP interfaces.
This command does not require a license.
Examples This example shows how to configure a Layer 2 interface as a trusted ARP interface:
switch# configure terminal
switch(config)# interface ethernet 2/1
switch(config-if)# ip arp inspection trust
switch(config-if)#
Related Commands
Release Modification
5.2(1)N1(1) This command was introduced.
Command Description
show ip arp inspection Displays the Dynamic ARP Inspection (DAI) configuration status.
show ip arp inspection
interface
Displays the trust state and the ARP packet rate for a specified interface.
show running-config
dhcp
Displays DHCP snooping configuration, including DAI configuration.