Cisco Systems WS-C4900M Catalyst Network Switch

The Cisco WS-C4900M Catalyst Switch delivers high-performance modular Layer 2 and Layer 3 switching for enterprise data centers and campus networks. With installed WS-X4920-GB-RJ45 (20-Port Gigabit Ethernet) and WS-X4908-10GE (8-Port 10-Gigabit Ethernet) modules, it provides 20 copper Gigabit ports and 8 10 GbE uplinks, delivering up to 320 Gbps of switching capacity and up to 250 Mpps forwarding rate. The switch is rack-mountable, uses a single power supply, and is commonly deployed in data center aggregation, enterprise core, and campus backbone networks to connect servers, distribution switches, and gateways with scalable uplink connectivity. Common replacements within the Cisco Catalyst family include WS-C4948E-F Catalyst Switch and WS-C4500X-32SFP+ Catalyst Switch.