@David-TP Thanks for your confirmation of switch compatibility, for me i have desactivated the loop control for each switch, i need to desactive spanning tree too ?

@Sorcier062 FREEBOX (MODEM/routeur) -----> TL-SG3428X ------ > One Deco plus connected | | TL-SG108E ------ > second One Deco plus connected

@David-TP Thanks for your help, yes option was disable and we a have a broadcast storm and my primary switch have a processor at 90%. How to know if the switch is compatible with blackhaul technology...

Hello, I have deco M9 and switch as TL-SG3428X and TL-SG108E, i have a loop between wifi deco and RJ45 wired cable, how to enable the wire cable, i see on the chat is that Deco M9 not detect the...