@Alexandre. its deco E4 All the deco connected through switch router gigabyte and also the isp modem connected to the main deco im wondering should i connect the isp modem to main deco or to the...

im thinking of upgrading my main deco M5 to x series There are couple option x10/20/50, is there any recomendation regarding this? I connect all my deco through ethernet with switch tp link 16 port...