Date: Thu, 20 Nov 2003 12:02:45 -0500 From: Charles Swiger <cswiger@mac.com> To: Frederick Bowes <fred@k1x.org> Cc: freebsd-questions@freebsd.org Subject: Re: Using freebsd to analyse ip usage? Message-ID: <5C6BF4BA-1B7B-11D8-B453-003065ABFD92@mac.com> In-Reply-To: <".128.250.18.41.1069309586.squirrel"@k1x.org> References: <".128.250.18.41.1069309586.squirrel"@k1x.org>
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On Nov 20, 2003, at 1:26 AM, Frederick Bowes wrote: > At work there are some unused ip addresses but we dont know which ones > they are (because there are alot of computers) is there a port which > could > be used to ping the subnet over a few days to work out which ip > addresses > are actually coming online? Thanks Running 'arp -a' on your router or some central machine like a fileserver will give you a good starting point. Another poster suggested running an nmap ping scan, which will certainly work as well. You might also look at your DHCP server's leases... -- -Chuck
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