@kubajzs197 Switch both SG3428XMP v3.20 3.20.3 Modules are versions 1.2 - same type on both sides. Switch configured 10Gb/s on SFP+ ports. Somewhere is the problem i try uplink with the metalic cable...

Hi everyone, I use two modules SM5310-T v 1.2 with two indentical omada switch SG3428XMP v3.20. between module and patchpanel CAT 6 UTP 0,25m cable, lenght of CAT6A FTP cable 40meters. Same on both...