LRES2221PF-SFP+ is a 10G Single-port to SFF-8087/M.2 Ethernet Network Adapter developed based on the Intel 82599 main control solution. It is designed to meet the needs of modern network connections, providing reliable, high-speed network connections and enhancing compatibility of network devices. By converting the M.2 interface into a single-port 10G optical fiber Ethernet, it does not occupy the motherboard PCIe slot, providing users with great flexibility and expansion space. The adapter supports PXE and UEFI functions, allowing users to remotely install operating systems and centrally manage and maintain equipment, greatly improving the efficiency of IT management; while the UEFI function provides a faster and safer startup experience and improves system performance. At the same time, the adapter also supports SR-IOV, providing virtual machines with I/O performance close to physical performance to meet the high-performance requirements of virtualized environments. In addition, LRES2221PF-SFP+ supports jumbo frame transmission, up to 15.5KB, further improving data transmission efficiency. To sum up, LRES2221PF-SFP+ is a network adapter with excellent performance and comprehensive functions that can meet the needs of various complex network environments. It is an ideal choice for enterprise data centers, high-performance computing clusters and individual users.