Intel® Ethernet SFP28 Optics are available for customers who would like to deploy Intel® Ethernet Network Adapters with an SFP28 optic. The Intel® Ethernet Network Adapter XXV710 with SFP28 connectivity delivers a proven. reliable solution for deployments of high density Ethernet. The Intel® Ethernet Network Adapter XXV710 supports SFP28 connectors enabling customers to have network connections via either direct attach Twinax copper cables. or SR and LR optical modules. The Intel® Ethernet Network Adapter XXV710 has all the server and network virtualization capabilities of the Intel® Ethernet 700 Series adapters but. With 25GbE backward compatibility to 10GbE. it provides a natural upgrade migration path for those customers who need more bandwidth. Intel supports the ability to use Intel® Ethernet SFP28 Optics. Intel® Ethernet SFP28 Twinaxial Cables. or Intel® Ethernet QSFP28-to-SFP28 Twinaxial Breakout Cables. This helps customers create the configuration that best meets the needs of their data center environment. while ensuring compatibility. Export Control Classification Number (ECCN): 5A991. Commodity Classification Automated Tracking System (CCATS): NA.