Cisco WS-C4948-S switch Catalyst 4948, IPB s/w, 48-Port 10/100/1000+ ... , Layer 2-4, 1-rack-unit (1 RU) fixed-configuration switch for rack-optimized server switching. Based on the proven Cisco ... exceptional performance and reliability for low density, multilayer aggregation of high performance servers and workstations. The Cisco Catalyst 4948 offers 48 ...