Cisco Catalyst 4900M 10G Core Switch - WS-C4900M

Fully Refurbished and Tested with Lifetime Warranty WS-C4900M 8x 10Gbit X2 Module Ports and 2x Expansion Slots, 2 AC PWR-C49M-1000AC Power Supplies with  Warranty 10Gigabit Transceivers not included Product Overview  The Cisco® Catalyst® 4900M Switch (Figure 1) is designed for data center network top-of-rack switching and midmarket collapsed core and aggregation layer deployment. Optimized for ultimate deployment flexibility for the data center, the Cisco Catalyst 4900M can be deployed for 10/100/1000 or 1/10GBASE-T server access with 1:1 uplink-to-downlink oversubscription and environments with a mix of 10/100/1000 and 10 Gigabit Ethernet servers or all 10 Gigabit Ethernet servers. The Cisco Catalyst 4900M is a 320-Gbps, 250-million-packets-per-second (mpps), two-rack-unit (2RU) fixed-configuration switch with eight fixed wire-speed X2 ports on the base unit and two optional half-card slots for deployment flexibility and investment protection. Low latency, scalable buffer memory, and