Cisco N2XX-ABPCI03-M3 is a quad-port Gigabit Ethernet network interface card (NIC) designed for Cisco UCS M3 rack servers. Based on the Broadcom NetXtreme II 5709 chipset, it provides four 1GbE RJ-45 ports and supports advanced features such as TCP Offload Engine (TOE) and iSCSI acceleration, enabling efficient server networking and storage traffic handling. This adapter is commonly deployed in virtualized environments, enterprise servers, and storage networks, where multiple Gigabit connections and CPU offload capabilities are required.

? KEY FEATURES

• 4 × 10/100/1000 Gigabit Ethernet ports (RJ-45)
• PCI Express x4 host interface
• Broadcom NetXtreme II 5709 chipset
• TCP Offload Engine (TOE) for reduced CPU usage
• iSCSI acceleration support for storage networking
• VLAN tagging and filtering support
• Designed for Cisco UCS M3 servers

⚙️ TECHNICAL SPECIFICATIONS

  Hardware Platform

• Product type: Server Network Interface Card (NIC)
• Chipset: Broadcom NetXtreme II 5709
• Form factor: PCIe add-on card

  Interfaces

• Ports: 4 × RJ-45 Gigabit Ethernet
• Speed: 10/100/1000 Mbps per port
• Cabling: Copper (Cat5e/Cat6 up to 100m)

⚡ Performance

• Multi-port load balancing and failover support
• Hardware offload features (TOE, checksum, segmentation)
• Optimized for virtualization and storage traffic

  Interface / Bus

• Host interface: PCIe x4

  Compatibility

• Cisco UCS C-Series M3 servers
• Compatible with common OS platforms (Linux, Windows, Unix variants)