martian-modem-source software package provides Source for the martian-modem driver, 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 martian-modem-source
martian-modem-source is installed in your system.
Make ensure the martian-modem-source package were installed using the commands given below,
$ sudo dpkg-query -l | grep martian-modem-source *
You will get with martian-modem-source package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Network |
| Package | martian-modem-source |
| Version | 20080625-2 |
| Description | Source for the martian-modem driver |
| Sub Section | Net |