Transition Networks ION Gigabit Ethernet Media and Rate Converter ModuleTransition Networks ION Gigabit Ethernet Media and Rate Converter Module The Transition Networks ION Gigabit Ethernet Media and Rate Converter Module is a high performance bridge between copper and fiber networks, designed to help you extend your Ethernet backbone without ripping out existing copper infrastructure. Known as the ION C3210, this module sits inside an ION chassis, delivering a seamless interface between 10 100 1000Base T copper ports and