I/O Crest M.2 (B & M-Key) PCIe Interface Single Port Gigabit Ethernet Modules NIC RealTek RTL8111H Chipset

Fully compliant with Microsoft NDIS5, NDIS6(IPv4, IPv6, TCP, UDP) Checksum and Segmentation Task-offload (Large send and Giant send) features, and supports IEEE 802 IP Layer 2 priority encoding and IEEE 802.1Q Virtual bridged Local Area Network (VLAN). Supports IEEE 802.1P Layer 2 Priority Encoding. Supports IEEE 802.1Q VLAN tagging Embedded OTP memory can replace the external EEPROM. Serial EEPROM Supports Full Duplex flow control (IEEE 802.3x). Supports jumbo frame to 9K bytes. Fully compliant with IEEE 802.3, IEEE 802.3u, IEEE 802.3ab Supports pair swap/polarity/skew correction. Crossover Detection & Auto-Correction