@TP-Link AT&T Gigabit internet fiber modem | AT&T Gateway (mandatory to work with the modem, minimal features enabled) | | Main Deco X20 File Server (Source of faster speed test, note this is on the...

@TP-Link My issue is with All through throughput, but Ethernet is most pronounced, it is always about 1/2 the modem speed. Deco x20 3-pack, connected via Gb Ethernet backhaul with a 16 port switch...