nmap reports host up when it isn't
- by martianway
On an Ubuntu VM I ran:
sudo nmap -sP 192.168.0.*
This returned:
Starting Nmap 5.00 ( http://nmap.org ) at 2010-12-28 22:46 PST
Host 192.168.0.0 is up (0.00064s latency).
Host 192.168.0.1 is up (0.00078s latency).
Host 192.168.0.2 is up (0.00011s latency).
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Host 192.168.0.254 is up (0.00068s latency).
Host 192.168.0.255 is up (0.00066s…