Have you received a new b-box 3? Replace your b-box 2 with the latest modem.
Do you have wireless solutions: Wi-Fi Bridge ou Wi-Fi Extender? You have to synchronize them with the new b-box.
Don't plug any Wi-Fi Bridge to the the b-box 3. However, the Wi-Fi Bridge connected to your Proximus TV decoder must remain.
Do you have a Wi-Fi Bridge? You no longer need a Wi-Fi Bridge connected to your modem. However, the Wi-Fi Bridge connected to your Proximus TV decoder must remain. You have to synchronize it with the new modem.
The WPS leds on the two devices will light up. The and leds of the Wi-Fi Bridge light up: your Wi-Fi Bridge is now connected to the b-box 3.
If you have several decoders, synchronise each Wi-Fi Bridge as explained above.