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Functions

find all active IP addresses in a network

Terminal - find all active IP addresses in a network
nmap -sP 192.168.1.0/24; arp -n | grep "192.168.1.[0-9]* *ether"
2010-04-12 14:36:15
User: gavinmc
Functions: arp grep
14
find all active IP addresses in a network

You send a unicast ICMP packet to each host. Many firewalls will drop that ICMP. However, in order to send the ICMP, you'll have first done an ARP request and the remote machine is unlikely to ignore that, so the computer will be in your ARP table.

Alternatives

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Terminal - Alternatives

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