Cisco provides a wide range of Ethernet and Fast Ethernet switching modules, interface modules and connectivity solutions, with the help of which you can easily build your own network according to your needs.The Catalyst 2900 series XL switches are workgroup Ethernet switches that supply autosensing 10BaseT or 100BaseT connections on all ports. These switches can connect to 10/100 Ethernet, Gigabit Ethernet, and Asynchronous Transfer Mode (ATM) devices as backbone switches, or they can be used in mixed configurations that connect hubs, servers, and desktops.