How to View Currently Installed SFP Modules

What is SFP and Its Benefits, How to Connect two PoE sfp slot SFP Module Types · : Standard SFP modules can be used with Ethernet as well as fiber optic cables · : SFP+ transceivers are suited for copper sfp slot How to check connected SFP module Serial no Part No type and Info? Apart from these command? I tried these command but can't grab required

sfp slot meaning dedicated inputoutput bandwidth,SFP fiber-optic Gigabit Ethernet PCI Express x1 network adapter independently based on the Realtek RTL8111H solution