IBM 43W6859 Controller

IBM Emulex 4Gb Fibre Channel Expansion Card for BladeCenter (Part Number: 43W6859) — is a high-performance I/O expansion card designed to provide IBM BladeCenter server blades with connectivity to Fibre Channel Storage Area Networks (SANs). This card occupies the CFFv slot on the blade server and works in conjunction with Fibre Channel switch modules installed in the chassis. Built on proven Emulex technology, it offers 4Gbps bandwidth per port, ensuring efficient data throughput for storage-intensive applications. It is an essential component for virtualization, database management, and enterprise-scale backup solutions.

Key Specifications:

• Data Rate: 4 Gbps (auto-negotiates to 1Gbps or 2Gbps).

• Form Factor: CFFv.

• Ports: Dual-port connectivity to the chassis backplane.

• Topology: Support for point-to-point and switched fabric.

• Compatibility: IBM BladeCenter chassis and HS-series blades.

• Features: Hardware-based isolation, high-integrity data paths, and low CPU overhead.