On Mon, 21 May 2001, Tomasz Luchowski wrote:
> Initial import of ipcalc-0.33 - IP Calculator written in perl
> 
> ipcalc takes an IP address and netmask and calculates the resulting broadcast,
> network, Cisco wildcard mask, and host range. By giving a second netmask, you
> can design sub- and supernetworks. It is also intended to be a teaching tool
> and presents the results as easy-to-understand binary values. 

Check www.feyrer.de/Misc/ipcalc.html if you like that. ;-)


 - Hubert

-- 
Hubert Feyrer <hubert.feyrer@informatik.fh-regensburg.de>