JVFYI PCIe x8 ConnectX-4 LX Dual-Port 25G SFP28 Adapter

Compliant with PCI Express Specification Revision 3.0,1.1 and 2.0

2.5,5.0, or 8.0GT/s link rate x8

Auto-negotiates to x8, x4, x2, or x1

Support for MSI/MSI-X mechanisms

Supports dual-Port 25G,10G, or 1Gb/s SFP28

IEEE802.3by, 25G supporting all FEC modes

IEEE802.3az Energy Efficient Ethernet

IEEE802.3ap based auto-negotiation and KR startup

Support Standards IEEE802.3ad, IEEE802.1ax, IEEE802.1Q, IEEE802.1P, IEEE802.1Qaz, IEEE802.1Qbb, IEEE802.1Qbg, IEEE1588V2

Jumbo frame support 9.6KB

Independent NC-SI SMBus interface

Independent stand-by and wake-on-Lan signals

Hardware-based reliable transport

Collective operation offloads

PeerDirect RDMA (aka GPUDirect communication acceleration)

64/66 encoding

Extended Reliable connected transport

Dynamically connected transport

RDMA over Converged Ethernet (RoCE)

TCP/UDP/IP stateless offload

LSO.LRO. checksum offload

Hardware offload of encapsulation and decapsulation of NVGRE and VXLAN overlay networks

SR-IOV, Multi-function, Enhanced QoS, VMware support

SR-IOV up to 256 virtual functions

SR-IOV up to 8 physical functions per port

Guaranteed QoS for VMs

OpenMPI, IBM PE, OSU MPI, Intel MPI protocol support

NC-SI over MCTP over SMBus and NC-SI over MCTP over PCIe-Baseboard Management Controller interface

Remote boot over Ethernet, iSCSI, PXE, and UEFI

Supports Operation Systems: FreeBSD, Linux5.x and above, VMware5.5/6.0/6.5/6.7, Windows server2008/2012/2016/2019, win7/win8/win8.1/win10 32 or 64bit

Package content

1 x PCIe x8 Mellanox Connectx-4 Dual-Port 25G SFP28 adapter

1 x Users Manual

1 x CD Driver

1 x Low profile bracket

Accessories

System Requirements

FreeBSD, Linux , VMWare ESXi

Win-server2008 R2/ Win-server2012 R2/ Win-server2016/Win-server2019

Windows: 8/8.1/10 32/64bit

One available PCI Express x8/x16 slot

Hardware installation

1.Turn off the computer and unplug the power cord

2.Remove the computer cover and the adapter slot cover from the slot that matches your adapter

3.Insert the adapter edge connector into the slot and secure the bracket to the chassis

4.Replace the computer cover ,then plug in the power cord

5.Power on the computer

Install Drivers and software

Windows Operating Systems

You must have administrative rights to the operating system to install the drivers.

1.insert the CD driver bound with Mellanox network driver into your CD-ROM drive:

2.if the Found New Hardware Wizard screen is displayed, click Cancel

3.select a driver based on the system type

for Windows Server type: (Assume that D):

D:\NIC Drivers\Mellanox\ConnectionX-4\Windows Server

for Windows type: (Assume that D):

D:\NIC Drivers\Mellanox\ConnectionX-4\Windows Client

4.Double click the driver corresponding to the system.

5.Follow the instructions in the install wizard to finish it.

Installing Linux Drivers from Source Code

1.Download and expand the base driver tar file.

2.Compile the driver module.

3.Install the module using the modprobe command.

4.Assign an IP address using the ifconfig command.

Support

More information and settings, please refer to the Adapter User Guides or you can contact us.

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Function

controller MELLANOX ConnectX-4 LX

Fibre Media 25G SFP+,25GDAC,25GAOC,10GSFP+,10G DAC,10G AOC,1G SFP+

Fiber type 25G BASE-SR,25GBASE-LR,10GBASE-SR,10GBASE-LR, SFP+,COPPER

Connect type PCIE3.0 X8

Operation Systems Windows8.1

Windows10

Windows Server2003/2003 R2

Windows Server2008/2008 R2

Windows Server2012/R2

Windows Server2016/R2

Windows Server2019/R2

Windows Server2022/R2

Ubuntu 14.04 or later

Sles12 sp2 or later

REHL/CentOS7.2 or later

Oracle Linux 7.8 or later

OpenEULER 20.03

KYLIN 10

Fedora 32

Euler0s 2.0 SP5/SP8/SP9

Debian 9.11/9.13/10.5/10.8

BCLINUX7.5 OR later

Stable kernel version 3.x,4.x or later

VMware ESX/ESXi 5.X,6.X or later

Port type Dual- Port 25G SFP28 connecter

Each Port transmit speed 1/10/25Gbps

Ethernet power management yes

standards IEEE802.3by 25Gbase-SR,25Gbase-LR,25Gbase-ER

IEEE802.3ae 10GBase-SR 10Gbase-LR,10Gbase-ER,10Gbase-ZR

IEEE802.3aq 10Gbase-LRM

IEEE802.1Q,802.1P VLAN tags and priority

IEEE802.1Qbb priority flow control

IEEE802.1Qbg

IEEE1588V2

PXE/UEFI support YES

ISCSI support yes

VMDs, SR-IOV support yes

TCP/IP Sec offload YES

IPv4,IPv6 Support yes

Jumbo frame size 9.6KB

Network I/O Virtualization VXLAN , Geneve, NVGRE, ISER,

Operation temperature 0o~55oC (32oF or 131oF)

Storage temperature -40~ 70oC (-40oF or 158oF)

Relative humidity 5~90 non-condensing relative humidity