How do I configure ARP on macOS?
Nov 23, 2025
asked by anonymous
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Question / Issue:
I have a Betsy on my LAN, and I'm using a Mac mini (macOS). How do I configure ARP for it?
Responses:
Date: Nov. 23, 2025
Author: Private Island Networks
Comment:
Open a terminal and type the following:
% sudo arp -s 192.168.5.100 02:0a:0b:0c:0d:0e
This assumes you're using the default IP address and default MAC address.
Confirm your result by entering the following:
% arp -a
? (192.168.5.100) at 2:a:b:c:d:e on en0 permanent [ethernet]
