Digitus QIG Guía De Instalación Rápida página 21

In the same way confirm in a possible message of the Windows
Firewall, that Java is allowed to communicate with the Internet. In
order to be able to use the multimedia and control functions, the
OCX component must be installed in Internet Explorer and the VLC
Mediaplayer in Firefox and Chrome. A download link will be
displayed in the user interface if necessary.
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