c3270 software package provides Curses program for telnet sessions to IBM mainframes, 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 c3270
c3270 is installed in your system.
Make ensure the c3270 package were installed using the commands given below,
$ sudo dpkg-query -l | grep c3270 *
You will get with c3270 package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Network |
| Package | c3270 |
| Version | 3.3.10ga4-2build2 |
| Description | Curses program for telnet sessions to IBM mainframes |
| Sub Section | Net |