[wplug] IP addresses

mdanish at andrew.cmu.edu mdanish at andrew.cmu.edu
Wed Sep 19 13:34:12 EDT 2001


ping your network address, and examine the arp table ('/usr/sbin/arp' or so).

Your network address being your IP address bitwise ANDed to your
netmask.

Of course this won't work if the machines aren't all on and connected
to the network.

On Wed, Sep 19, 2001 at 10:27:41AM -0500, Douglas Green wrote:
> Hi-
> Is there a way to determine what IP numbers on my network are used, and which 
> ones are available? There are a large number of us on the same subnetwork, 
> and over the years IP numbers have been lost/swapped/replaced, etc. I don't 
> need to know who has what IP- only which ones are free. Any help is 
> appreciated!
> Thanks
> 
> Doug

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