@terziyski Ah, indeed, you are right. It was a stupid mistake on my side: The ethernet port shared by the SPF+ module was connected to a device! I freed the ehternet port so the SPF+ could work...

Hi, According to the knowledge base article, it should be possible to set the SFP+ to the LAN mode (Scenario 3). However, it is not clear how this can be achieved. Link to the knoweledge base:...