terziyski wrote @BanjoWest1956 Deco ports are auto-sense so it shouldn't matter to which port of the main Deco unit you've connected the switch. This document could shed some light on the topology...

@terziyski Thanks for your quick response. What would be the connectivity trail? Would it be: Internet - ONT - Deco X50 POE - TP Link Switch - Device or Internet - ONT - TP Link Switch - Deco X50 POE...

Many apologies if this comes across as a noob question but I am unable to find a succinct answer on the internet. I have recently purchased a TP Link LS1210GP 10-port switch, together with a TP Link...