URLS

Home:        http://icalc.rubyforge.org/
Download:    http://rubyforge.org/projects/icalc/


ABSTRACT

The ┴╩calcis versatile tool for network/system administators as well 
as general users (implemented in a single file pure Ruby code). Give it 
one of the <ip_address> <netmask> | <ip_address/prifix> | <ip_range>, 
e.g. <start_ipaddr-end_ipaddr> pairs, it compute rest of the things like 
network, broadcast, prefix, netmask, class and, or subnet charts divided 
by a valid divider.


USAGE

     $ icalc <address/prefix> [divisor]
     $ icalc <address-range> [divisor]
     $ icalc <address netmask> [divisor]

Enjoy!
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