@ARGamingPK1 Ok interesting, then What switch should I buy to save my investment in 6 Deco X20's and make sure it remains compatibel. Is there not a Deco X?? that I can use as main deco and which has...

@David-TP even further I reproduced the problem today again: if you connect the sats tot the modem/router, ethernet backhaul starts up. But it brings the performance of the entire network down, not...

@ARGamingPK1 Not sure? The backhaul came up after I ran the networkoptimisation from the Deco app. with the mask at 255.255.254.0 while the deco's had ip adresses 192.168.119.0 ( main deco) and...

@David-TP Hi David, The topology I put up is the following ISPmodem/router---UTP--- main DECO X20 (kamer 2R) \---UTP---satelite #1 DECO X20 (kamer 3F) ( \---UTP---satelite #2 DECO X20 (kamer 2F) ) I...

I have exactly the same problem as https://community.tp-link.com/en/home/forum/topic/654092 install old firmware? is that the solution. I did not chenge anything, except I rebooted the nodes and...