ARP table

Last Updated : Aug 25, 2023 |
Table 1: ARP table CLI commands

Command

Description

arp

Add a permanent entry to the ARP table.

arp timeout

Configure the amount of time, in seconds, that an entry remains in the ARP table.

clear arp-cache

Delete all dynamic entries from the ARP table and the IP route cache.

ip max-arp-entries

Specify the maximum number of ARP table entries allowed in the ARP table.

show ip arp

Display a list of the ARP resolved MAC to IP addresses in the ARP table.

show ip reverse-arp

Display the IP address of a host, based on a known MAC address.

ip arp inspection

Enable or disable protection against ARP spoofing.