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Delete static and dynamic arp for /24 subnet

 $ for i in {1..254}; do arp -d 192.168.0.$i; done

— by dennyhalim.com on Oct. 21, 2016, 5:07 a.m.

Explanation

Simply loop from 1 to 254 and run arp -d for each IP address in the 192.168.0.0/24 network.