It supports arping construction, and is designed with the following commands:
```
discovery ipv4 arping interface <interface> destip <destip>
discovery ipv4 arping interface <interface> destip <destip> duplicate
discovery ipv4 arping interface <interface> destip <destip> no-unicast
discovery ipv4 arping interface <interface> destip <destip> no-unicast duplicate
discovery ipv4 arping interface <interface> sourceip <sourceip> destip <destip>
```