technical support

IP's & ports
The virtual world resides on a webserver. It is possible that not all info from the server reaches the user's computer because of firewall protection, some ports are closed. If you can not log in on the virtual world, please change the settings of your firewall. Use the list below .

TeCoLa Virtual World server
Ports for OpenSim: 80, TCP/8002-8004, TCP+UDP/9000-9200, TCP+UDP/20800

Vivox voice server
Ports 80 & 443 - TCP - for Web server 
Ports 3478 & 3479 - UDP - to aid in setting up voice with NAT 
Ports 5060-5062 & 6250 - UDP - for voice control signals 
Ports 12000-32000 - UDP - for voice media 
And all of those to all of the following three IP Ranges:  -  -

Firestorm viewer on older Win 10 computers
Firestorm is compatible with Windows 10. However, if you are running Windows 10 on a system with an older Intel graphics card which does not support Windows 10 - Intel HD 2000, Intel HD 3000 or anything marked as “No” for Windows 10 on this listyou will only be able to run the 32bit versions of Firestorm even if you have a 64bit version of Windows 10. Please see this page for detailed instructions if you are running Windows 10 on an older unsupported Intel card and have problems running Firestorm.

Additional downloads to enhance user experience

  • Flash for the 3D viewer
    Download and install the Flash player for Opera & Chromium to play YouTube video and Flash inside the virtual environment. Do not use Internet Explorer when using that link. If Internet Explorer is the only browser you use, please ensure you select 'Flash Player for Opera and Chromium' because the Internet Explorer version of Flashplayer is not compatible with any 3D viewer.

  • Quicktime - for Windows and Mac
    Download and install Quicktime to play streaming videos. (iTunes is not needed)

  • GStreamer for Linux only
    Download and install GStreamer to play streaming videos. (Please read page for info on installing GStreamer for your particular distribution.)
Technical help?
If you need more information, you can send an email to