Synology E25G30-F2 Dual-port 25GbE SFP28 add-in card for Synology systems 25GbE connectivity for seamless integration to modern enterprise networks High-performance connectivity upgrade Flexible SFP28 options Support for short-range and long-range transceivers as well as DAC options enables flexible connectivity choices. Link aggregation Dual 25GbE ports can be combined into a Link Aggregation Group to boost throughput up to 50 Gb/s, while also providing port failover and load balancing functionality.1 CPU offloading and load balancing Support for CPU offloading and load balancing technologies enables optimal system performance. 5-year warranty At Synology, we are committed to product innovation and quality. Synology guarantees a robust and reliable data management experience with a 5-year limited warranty, providing responsive technical support and hardware replacement services to maximize your return on investment. Hardware Specifications General Host Bus Interface PCIe 3.0 x8 Bracket Height Low Profile and Full Height Size (Height x Width x Depth) 69 mm x 168 mm x 17.3 mm Operating Temperature 0°C to 40°C (32°F to 104°F) Storage Temperature -20°C to 60°C (-5°F to 140°F) Relative Humidity 5% to 95% RH Warranty 5 Years Notes The warranty period starts from the purchase date as stated on your purchase receipt. Network IEEE Specification Compliance IEEE 802.3ad Link Aggregation IEEE 802.3ae 10Gbps Ethernet IEEE 802.3by 25Gbps Ethernet Data Transfer Rates 25 Gbps/10 Gbps Supported Features TCP Segmentation Offload (TSO) Receive Side Scaling (RSS) Generic Segmentation Offload (GSO) 1.5 - 9 KB Jumbo Frame TCP/UDP Checksum Offload Transmit side scaling (TSS) SR-IOV Large receive offload (LRO) Notes As mixed link speeds are not supported, both network ports must be configured with the same link speed. Applied Models Notes DSM version requirement: 7.1.1-42962 Update 5 or later version