alevtd software package provides HTTP daemon for teletext pages, you can install in your Ubuntu 16.04 LTS (Xenial Xerus) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install alevtd
alevtd is installed in your system.
Make ensure the alevtd package were installed using the commands given below,
$ sudo dpkg-query -l | grep alevtd *
You will get with alevtd package name, version, architecture and description in a table
| Distro | Ubuntu 16 04 lts xenial xerus |
| Section | Network |
| Package | alevtd |
| Version | 3.103-3build1 |
| Description | HTTP daemon for teletext pages |
| Sub Section | Net |