nic-firmware software package provides Firmware for NICs, 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 nic-firmware
nic-firmware is installed in your system.
Make ensure the nic-firmware package were installed using the commands given below,
$ sudo dpkg-query -l | grep nic-firmware *
You will get with nic-firmware package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | debian-installer udeb packages |
| Package | nic-firmware |
| Version | 1.127 |
| Description | Firmware for NICs |
| Sub Section | Debian-installer |