The Cisco Catalyst 4900M 4 port 10GE half card with X2 interfaces, the WS-X4904-10GE is designed for the 4900M Switch which provides information centers with the flexibility to organize Gigabit Ethernet now and efficiently migrate to 10 Gigabit Ethernet as requirements change. The Cisco Catalyst 4900M configuration provides wire-speed connection, buffers to handle a lot of traffic, and a ample set of Layer 3 features required at the collapsed core and combination layer of the system with the help of a new WS-X4904-10GE. WS-X4904-10GE rises deployment flexibility and asset protection. The device type is expansion module which is a form plugin module. A transfer rate of 10Gbps is experienced while using it and has a wired speed connectivity which helps in speed of the network while at use.