Note
It needs gawk, sed and grep.
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arping -c 1 192.168.1.1 | grep “:” | sed “s/\[//g;s/\]//g” |gawk ‘{print $5}’
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# 00:AA:BB:CC:DD:EE
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# Find MACs of all the hosts on a specific network with broadcast pings. Displays:
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# 192.168.1.1 -> 00:AA:BB:CC:DD:EE
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# 192.168.1.2 -> 00:FC:AE:5C:D1:A6
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# …
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for i in `ping -b -c 5 192.168.1.255 | grep “: ic” | gawk ‘{print $4}’ | sort -u | sed “s/://g”`
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do
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ย ย arping -c 1 $i | grep “:” | sed “s/\[//g;s/\]//g” | gawk ‘{a=$4″ -> “$5;print a}’
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done