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arp

Show and manipulate your system's ARP cache. More information: https://manned.org/arp.

  • Show the current ARP table:

arp -a

  • Clear the entire cache:

sudo arp -a -d

  • Delete a specific entry:

arp -d {{address}}

  • Create an entry in the ARP table:

arp -s {{address}} {{mac_address}}