The IP1818 is a non-blocking, store-and-forward architecture switch controller, which supports 16-port SS-SMII, 1 Port RGMII/SERDES combo, 1 port RGMII, and one-port MII for a 16+2G smart switch application. With built-in SERDES transceiver, the IP1818 provides a very cost-effective solution for a 16+2 Gigabit fiber without external Gigabit Ethernet transceivers