sudo arp-scan --localnet -g \
| awk 'NR>2 && $1~/^[0-9]+\./ { ip=$1; mac=$2; cnt[ip]++; macs[ip]=(ip in macs)?macs[ip]","mac:mac } END { for(i in cnt) if(cnt[i]>1) printf "%s %d %s\n", i, cnt[i], macs[i] }' \
| sort -k2,2nr
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November 3, 2025 01:44
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