Sfp ports mean flexibility the flexibility to choose which fiber you want to run and what sort of distance you need they save money by allowing you to use existing fiber so you donrsquot have to run more instead of buying a switch with built in fiber ports buy a switch with sfp ports that allows you to choose what type of fiber transceiver you want to use on a port by port basis gigabit performance transmission and flexibility small size and high port density industry standard based comp