Cisco Systems WS-C4948-E - Catalyst 4948 Enhanced L3 48 Port 10/100/1000+4 SFP 1 AC PS

The Cisco Catalyst 4948 Switch is a wire-speed low-latency 1 RU fixed-configuration switch for rack-optimized server switching. Based on the proven Cisco Catalyst 4500 Series hardware and software architecture. The Cisco Catalyst 4948 offers exceptional performance and reliability for low-density multilayer aggregation of high-performance servers and workstations.The Cisco Catalyst 4948 offers 48 ports of wire-speed Layer 2-4 10/100/1000-BASE-T with four alternative wired ports that can accommodate optional 1000-BASE-X Small Form-Factor Pluggable (SFP) optics Exceptional reliability and serviceability is delivered with optional internal AC or DC 1+1 hot-swappable power supplies and a hot-swappable fan tray with redundant fans.The Cisco Catalyst 4948E and 4948E-F Ethernet Switches are the Cisco Catalyst 4900 Series data center switches built from the start to deliver best-in-class full-featured server-access switching. The switches include identical features except that the Cisco Catalyst 4948E offers front-to-back cooling and the Cisco Catalyst 4948E-F offers back-to-front cooling. Each switch offers forty-eight 10/100/1000-Gbps RJ45 downlink ports and four 1 and 10 Gigabit Ethernet uplink ports. The switches are designed to simplify data center architecture and operations by offering service provider-grade hardware and software in a one-rack-unit (1RU) form factor optimized for full-featured top-of-rack (ToR) data center deployments.