can't make the sfp work on the m4100-26g-poe

Gigabit Ethernet Fiber Media Converter with Open SFP Slot slot sfp SFP modules may can be used in SFP+ slot, but a SFP can never be connected to a SFP+ module For their different speeds, transmission distance slots slot machines With an open SFP port, this media converter allows you to use most SFP transceivers so you can configure the 10 Gig media converter to your specific needs This

slot saldo gratis However, I came across an RJ45-SFP Copper device Thus, it appears to be an SFP device that connects to an RJ45 slot and conducts through copper