Install ruby-netaddr by entering the following commands in the terminal:
sudo apt update sudo apt install ruby-netaddr
Description:
manipulating network addresses
NetAddr easily handle advanced tasks such as automating the subnetting/supernetting of IP space, performing calculations on IP CIDR blocks, and other various items.
Homepage: https://github.com/dspinhirne/netaddr
Version: 1.5.1-2
Section: universe/ruby