Enable DAI on a VLAN

You can enable Dynamic ARP Inspection (DAI) on a VLAN.

Procedure

Access global configuration mode.
```
device# configure terminal
```
Access configuration mode on the VLAN for which you are enabling DAI.
```
device(config)# vlan 1001
```

Enable DAI.

device(config-vlan-1001)# ip arp inspection

The following example summarizes the commands in this procedure.

device# configure terminal
device(config)# vlan 1001
device(config-vlan-1001)# ip arp inspection