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Frequently asked questions

accetto edited this page Oct 17, 2019 · 2 revisions

Updated: 2019-09-28

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What ports are exposed?

Containers created from the images expose the following TCP ports:

  • port 5901 is used for access via a VNC viewer (e.g. TigerVNC or TightVNC)
  • port 6901 is used for access via a web browser with HTML5 support (noVNC)

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What volumes can be be used?

The images do not create or use any external volumes by default. However, the following folders make good mounting points:

  • /home/headless/Documents/
  • /home/headless/Downloads/
  • /home/headless/Music/
  • /home/headless/Pictures/
  • /home/headless/Public/
  • /home/headless/Templates/
  • /home/headless/Videos/

The following mounting point is specific to Chromium:

  • /home/headless/.cache/chromium/

Both named volumes and bind mounts can be used. More about volumes can be found in Docker documentation.

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What Ubuntu version is installed?

You can check the actual Ubuntu version installed in the container by typing the following command into the terminal window:

lsb_release -a

The output will look similar to this:

No LSB modules are available.
Distributor ID: Ubuntu
Description: Ubuntu 18.04 LTS
Release: 18.04
Codename: bionic

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What Chromium version is installed?

You can check the Chromium version installed in the container by typing the following command into the terminal window:

chromium-browser --version

The output will look similar to this:

Chromium 76.0.3809.100 Built on Ubuntu , running on Ubuntu 18.04

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Is running in foreground supported?

Yes, containers created from this image can be used running in foreground (interactively). They even support several start-up options. Check the HOWTO page for more information.

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