What are SFP ports on a Gigabit switch and what are they used for?

sfp slot   Dan sfp slot

In most situations, SFP will work in SFP+ slot, but SFP+ optics do not work in SFP slot That's just a power compatiblity thing Besides, we should never use

EnGenius SFP Modules not only work with any EnGenius Switch SFP Port, but also follow industry standards for compatibility with other brands  An SFP port is a miniaturized, hot-swappable port that allows a networking device to interface with a fiber-optic or copper networking cable

slot deposit 10k Cisco 10GBASE-SR SFP+ Module for MMF SFP-10G-SR-S= H! SFP Cable,10G SFP+ DAC,10GBASE-CU Passive  to used the SFP First, turn off the power of the visual PoE switch Next take off the cap on the SFP slot on the the SFP module into