Free WiFi

opti offers free wireless internet access to all visitors in the exhibition halls. Bandwidth is up to 1.5 Mbit/sec. Reception quality and signal availability depend on structures, exhibits and other sources of interference in the halls and can not be guaranteed. Download volume is limited to 50 MB per user per day. To use this feature, you need a WiFi-capable terminal device.

It works like this:

  • Switch on the WiFi function on your terminal device.
  • Search for wireless networks and connect to the following network: opti_visitors
  • Start your internet browser.
  • Enter any internet address.
  • The portal page of the free WiFi will appear on screen.
  • Once you have accepted the general terms and conditions, you may access the internet.
  • You only need to register one time during the entire event.



  • print
  • to top