The Cisco Catalyst 2948G-L3 and 4908G-L3 are fixed-configuration Layer 3 Ethernet switches featuring wire-speed switching for IP, Internetwork Packet Exchange (IPX), and IP Multicast. The switches support all the routing protocols used in mid-sized networks. They support additional protocols for scalable, reliable networks and features such as quality of service (QoS), security, CiscoWorks2000, and EtherChannel® technology.