The Cisco® Catalyst® 4948 10 Gigabit Ethernet (10GE) Switch is a wire-speed, low-latency, Layer '2 to 4', 1-rack-unit (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 10GE offers exceptional performance, bandwidth, and reliability for low-density, multilayer aggregation of high-performance servers and workstations.
The Cisco Catalyst 4948 10GE Switch offers 48 ports of wire-speed 10/100/1000BASE-T with 2 ports of wire-speed 10 Gigabit Ethernet (X2 optics). Exceptional reliability and serviceability are delivered with optional internal AC or DC 1 + 1 hot-swappable power supplies and a hot-swappable fan tray with redundant fans.
(All Cisco Catalyst 4900 Series Switches Bulletins) Data Sheets
(All Cisco Catalyst 4900 Series Switches Data Sheets)