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BigBlueButton webinar requirements

Webinar is a software for conducting video conferences remotely. You can use webinars from various vendors in the Collaborator system. One option is the freeware webinar system BigBlueButton (abbreviated as BBB).

Read more about BigBlueButton here: http://docs.bigbluebutton.org

In order to work with a BigBlueButton webinar, it is usually sufficient to use a desktop computer with a normal configuration, have headphones with a microphone, and a regular webcam.

Computer configuration and hardware

Minimum hardware requirements for a computer to work::

  • Processor (CPU): 1,6 -2,4 GHz
  • RAM: 1 Gb
  • HDD/SSD: 300 Mb

To work with webinars you will need

  • a headset (headphones with microphone),
  • a webcam (320 × 240, 640 × 480, 1280 × 720 resolution is supported).



  • Microsoft Windows XP Professional SP3 и выше
  • Ubuntu 10 and newer (Other Linux systems are also possible)
  • Mac OS 10 and newer
  • The Android client is being developed.

Web Browser :

  • Microsoft Internet Explorer 11.0 and newer
  • Mozilla Firefox 30 and newer
  • Google Chrome 35 and newer
  • Safary 8 and newer
  • Opera 22 and newer

Additional software:

  • Java(TM) Platform SE 8 - necessary for displaying the computer screen (Desktop)

Technical requirements for communication channels

BBB does not impose any restrictions on the number of connections.

The number of users who can simultaneously communicate on the server depends on the capacity of the hardware and channel capacity.

Recommended speed of the Internet connection on the client: 1Mbit/s for downloading and 0.5 Mbit/s for transmitting. The user can check the speed of his connection, for example, using speedtest.net.

The firewall rules on the client computer must have ports open:

  • 80 (HTTP),
  • 935 (RTMP) and
  • 9123 (common desktop).
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