@Screenbot I'm not sure which is faster tbh. I haven't tested it because my server isn't to the point I want it yet. The switch was the recent purchase and the next steps are server upgrades so I...

Just the switch side. The X520s in the rack are the DACs but the one to my PC was fibre and that was Intel at the PC and tplink module at the switch

@Screenbot I ended up getting my fibre working with a tplink module but my 2 FS. com generic coded DAC cables work fine

@Thommo17 I'd just like to let anyone else who searches for an answer to this problem that the TP-Link SFP+ modules fix the problem I bought an SM5110-SR to be plugged in the switch side of the fibre...

Hi everyone, I have a SG3428XMPP that has the same issue. I have 3 X520-DA2 cards. 1 in a Dell R730 another in my Windows 10 PC and 1 spare. All of them have "Intel E10GSFPSR SFP+ 1G/10G SR Optic...