libregexp-common-net-cidr-perl software package provides provide patterns for CIDR blocks, you can install in your Ubuntu 14.04 LTS (Trusty Tahr) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install libregexp-common-net-cidr-perl
libregexp-common-net-cidr-perl is installed in your system.
Make ensure the libregexp-common-net-cidr-perl package were installed using the commands given below,
$ sudo dpkg-query -l | grep libregexp-common-net-cidr-perl*
You will get with libregexp-common-net-cidr-perl package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Perl |
| Package | libregexp-common-net-cidr-perl |
| Version | 0.02-1 |
| Description | provide patterns for CIDR blocks |
| Sub Section | Perl |