@Nate73 Hopefully helpful... https://www.tp-link.com/us/configuration-guides/quick_setup_guide_for_standalone_omada_eaps/

@Madmonkey150 Consider switching x20 <-> x55 and use one of the x55 as router, then retest...

Is it possible to use another AX55 as an EasyMesh node? That could be wireless per my understanding.

@Randy-Random Simply switch to Access Point mode to disable the DHCP server...

Can you verify you are not mixing LR with SR? Meaning you connect TL-SM5110-SR to TL-SM5110-SR or TL-SM5110-SR to SPP130100B? SR is multi-mode and LR is single-mode...

@jlambert I have AT&T fiber service. It uses a SFP ONT. I also have 2 TL-SM5110-SR between my DECO BE95 and Netgear XS508M switch with LC whatchamacallit fiber, (the skinny long range option). I have...