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.Cisco's Catalyst 2900 Series XL are a full line of 10/100 autosensing Fast Ethernet switches from the leader in networking that combine outstanding performance and ease of use. The modular 12-port Catalyst 2912MF switch is ideal for aggregating small and mid-sized campus networks over 100BaseFX fiber connections.