Hi @WhiteLion58, It sounds like a network and/or DHCP issue. Here's some basic troubleshooting steps you can try... Verify EAP is physically connected to the new router Verify EAP is pingable from...

Hi @lockoom, I've not had any issues with SFP modules in SFP+ ports (other models), but be sure to manually set the port speed to 1GB on the SFP+ side. If you're connecting to another switch's SFP...

Hi @TarekCoupe, Yes: https://static.tp-link.com/upload/image-line/TL-SM5220-1M_UN_1.0_05_normal_20220421011646e.jpg

Hi @ABCTech, The ER7212PC doesn't sound like the correct product for you. This is more of an all-in-one product for small deployments with a small hardware footprint and lower price point compared to...

Hi @JacobDagostino, The specs shows "1000BASE-X MMF, SMF" for the fiber modules. Other TP-Link compatable brands will likely work, but if you want a supported install you can get one fo the TP Link...

Hi @TNHAU, As the power source, your switch should be fine, but the EAP110 could be damaged. I think most devices have some voltage tolerances, but there's no guarantee what would happen if it gets...