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Manual Pages  — MLX4EN


mlx4en – Mellanox ConnectX-3 10GbE/40GbE network adapter driver



To compile this driver into the kernel, place these lines in your kernel configuration file: options COMPAT_LINUXKPI device mlx4 device mlx4en

To load the driver as a module at run-time, run this command as root:

kldload mlx4en

To load the driver as a module at boot time, place this line in loader.conf(5):



Mellanox ConnectX adapter cards with Virtual Protocol Interconnect (VPI) provide the highest performing and most flexible interconnect solution for Enterprise Data Centers, High-Performance Computing, and Embedded environments. Clustered data bases, parallelized applications, transactional services and high-performance embedded I/O applications will achieve significant performance improvements resulting in reduced completion time and lower cost per operation.


The mlx4en driver supports the following network adapters:


For general information and support, go to the Mellanox support website at:
http://www.mellanox.com/ .

If an issue is identified with this driver and a supported network adapter, please email the specific information to <Mt freebsd-drivers@mellanox.com>.


mlx4ib(4), ifconfig(8)


The mlx4en device driver first appeared in FreeBSD 9.x .


The mlx4en driver was written by Mellanox Technologies <freebsd-drivers@mellanox.com>.

MLX4EN (4) March 1, 2017

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