@daubstep, might be WPA Mode. Try one without WPA3. You may just need to start with an new SSID with no security or other features enabled to see if it works. Assuming it works, then star enabling...

@daubstep can you try connecting to 2.5GHz band channel?

Hi @ghost124, Few things could be the issue. - The SG3452P can only use SFP modules so you can't use SFP+ modules like the SM5110SR. - You I don't think SM and LR are compatible. Two SM311LR should...

Hi @daubstep, Try assigning a static IP. If that works then probably a DHCP issue.

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...