The FUJITSU S26361-F3953-E210, marketed as PLAN EM X557-T2, is an advanced network interface card designed specifically for OCP (Open Compute Project) specifications, offering a seamless integration into corresponding server units. It leverages the Intel X557 chipset to provide dual 10GBASE-T ports, which supports 10 Gigabit Ethernet over standard RJ-45 connectors and cabling. This configuration enables straightforward and cost-effective networking upgrades, allowing for extended cable runs and backward compatibility with existing network infrastructure. Ideal for data centers and enterprise environments, the X557-T2 improves network performance and reliability, supports power-saving features, and enhances data handling efficiencies in virtualized systems. Its robust feature set includes support for advanced networking technologies that optimizes usage in high-performance computing, storage, and network convergence, making it a versatile choice for modern IT infrastructures.