The Cisco N2K-C2248TF-E is a data center-class Nexus 2000 Fabric Extender designed to simplify top-of-rack connectivity for enterprise networks. It delivers 48x 100/1000BASE-T downlink ports and 4x 10GE fabric uplinks with 40Gbps fabric speed per direction, providing hardware forwarding up to 176Gbps. Supporting Layer 2 features, advanced QoS, and high-availability options such as hot-swappable power supplies and fan trays, it is ideal for scalable server aggregation in modern data centers and campus cores.
Cisco N2K-C2248TF-E TypeCisco Nexus 2248TP-E Fabric ExtenderConfiguration48 × 100/1000BASE-T host ports + 4 × 10 Gigabit Ethernet fabric interfacesIncluded Transceivers8 × Fabric Extender Transceivers (FETs)Host Interfaces48Host Interface Type100BASE-T / 1000BASE-T, RJ-45Fabric Interfaces4 × 10GbEFabric Speed40 Gbps in each direction; 80 Gbps full duplexOversubscription Ratio1.2:1PerformanceHardware forwarding at 176 Gbps or 131 MppsJumbo FramesUp to 9216 bytesDimensions (H × W × D)1.72 × 17.3 × 17.7 in. (4.37 × 43.94 × 44.96 cm)Weight17.7 kgTypical / Maximum Power95W typical / 110W maximumInput Current1.0A typical / 1.2A maximum at 110V; divide by 2 for 220VOutput Current8A typical / 10A maximumHeat Dissipation322 BTU/hr typical / 403 BTU/hr maximumPower SuppliesN2200-PAC-400W, N2200-PAC-400W-B, N2200-PDC-400W, N2200-PDC-350W-BFan TraysN2K-C2248-FAN, N2K-C2248-FAN-B