slackbuilds/network/sipcalc
..
README
sipcalc.SlackBuild
sipcalc.info
slack-desc

README

sipcalc (advanced console based ip subnet calculator)

Sipcalc is an ip subnet calculator. Sipcalc, in its simplest form
takes an ip-address and a subnet mask on the commandline and outputs
information about the subnet. Sipcalc has support for both IPv4
and IPv6 addresses.