netcalc v1.0.1-dev: get network informations
Usage: netcalc [option] ipaddress/[mask|prefix]
netcalc [option] StartIP EndIP
-h, --help print this message
-b, --broadcast print broadcast
-n, --network print network
-m, --mask print network mask
-p, --prefix print network prefix
-s, --shell-format print shell format