arp-scan software package provides arp scanning and fingerprinting tool, you can install in your Ubuntu 12.04 LTS (Precise Pangolin) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install arp-scan
arp-scan is installed in your system.
Make ensure the arp-scan package were installed using the commands given below,
$ sudo dpkg-query -l | grep arp-scan *
You will get with arp-scan package name, version, architecture and description in a table
| Distro | Ubuntu 12 04 lts precise pangolin |
| Section | Administration Utilities |
| Package | arp-scan |
| Version | 1.8.1-1 |
| Description | arp scanning and fingerprinting tool |
| Sub Section | Admin |