Install libnet-cidr-perl by entering the following commands in the terminal:
sudo apt update sudo apt install libnet-cidr-perl
Description:
Manipulate IPv4/IPv6 netblocks in CIDR notation
The Net::CIDR package contains functions that manipulate lists of IP netblocks expressed in CIDR notation. The Net::CIDR functions handle both IPv4 and IPv6 addresses.
Homepage: http://search.cpan.org/dist/Net-CIDR/
Version: 0.18-1
Section: perl