2019 Good Quality Pcie Server Adapter – PCIe v3.0 x8 40 Gigabit Dual port Server Ethernet Adapter JHA-Q40WC201 – JHA

Features

♦ Support for jumbo frame up to 9.5KB

♦ Flow control support

♦ Priority Flow Control (draft IEEE 802.1Qbb)

♦ Enhanced Transmission Selection (draft IEEE802.1az)

♦ Statistics management and RMON

♦ 802.1q VLAN support

♦ DCB/DCB-X support

♦ Message Signal interrupts (MSI-X)

♦ Storage – Enabling competitive performance with native OS intelligent offload solutions, including NAS, iSCSI and FcoE

Host Interface

♦ PCI Express X8 lanes

♦ Support PCI Express Base Specification 3.0 (8GT/sec)

Description

JHA-Q40WC201 is a 40G fiber network card dedicated to server , it has two 40G QSFP+ interface, can support 40Gbps transmission bandwidth, and support PCI-E X8 standard slot, ensure the network card efficient and stable work.In addition, the network card also supports VLAN, QOS strategy, flow control and other functions, suitable for medium and large LAN applications.

LAN and Virtualization Features

♦ Network Virtualization offloads for VXLAN and NVGRE

♦ Unified Networking Providing a single wire for LAN and storage: NAS (SMB, NFS) and SAN (iSCSI,FCoE)

♦ Virtual Bridging Support – VEPA/802.1Qbg, BPE/802.1Qbh

♦ Physical Functions – Up to 8 per port, up to 16 per device

♦ Support for 128 Virtual Device Queues (VMDq) per port

♦ Hardware Queue Pairs – Up to 1.5K (non-RDMA); up to 256K (RDMA)

♦ Virtualization – Alleviating hypervisor I/O bottlenecks by providing flow separation for Virtual Machines (VMs)

TCP/IP/L2 Features

♦ Receive Side Scaling (RSS)

♦ Large Send Offload (LSO)

♦ TCP/UDP/IP/SCTP Checksum Offload

♦ IPV4, IPV6