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NAME
       mlx5en  —  Mellanox  ConnectX-4 and ConnectX-4 LX based 100Gb, 50Gb, 40Gb, 25Gb and 10Gb Ethernet adapter
       driver


SYNOPSIS
       To compile this driver into the kernel, place the following lines in your kernel configuration file:

             options COMPAT_LINUXKPI
             device mlx5
             device mlx5en

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

             kldload mlx5en

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

             mlx5en_load="YES"


DESCRIPTION
       The mlx5en driver provides support for PCI Express Ethernet adapters based on ConnectX-4  and  ConnectX-4
       LX.  The driver supports Jumbo Frames, Transmit/Receive checksum offload, TCP segmentation offload (TSO),
       Large  Receive  Offload  (LRO),  HW  Large  Receive Offload (HW LRO), VLAN tag insertion/extraction, VLAN
       checksum offload, VLAN TSO, and Receive Side Steering (RSS).
       The network interface is named mce.
       For   further   hardware   information   and   questions   related   to   hardware   requirements,    see
       http://www.mellanox.com/.

       For more information on configuring this device, see ifconfig(8).


HARDWARE
       The   mlx5en   driver   supports  100Gb,  50Gb,  40Gb,  25Gb  and  10Gb  Ethernet  adapters.   ConnectX-4
       supports:10/20/25/40/50/56/100Gb/s speeds.  ConnectX-4 LX supports:10/25/40/50Gb/s  speeds  (and  reduced
       power consumption) :

       •   Mellanox MCX455A-ECAT
       •   Mellanox MCX456A-ECAT
       •   Mellanox MCX415A-CCAT
       •   Mellanox MCX416A-CCAT
       •   Mellanox MCX455A-FCAT
       •   Mellanox MCX456A-FCAT
       •   Mellanox MCX415A-BCAT
       •   Mellanox MCX416A-BCAT
       •   Mellanox MCX4131A-GCAT
       •   Mellanox MCX4131A-BCAT
       •   Mellanox MCX4121A-ACAT
       •   Mellanox MCX4111A-ACAT
       •   Mellanox MCX4121A-XCAT
       •   Mellanox MCX4111A-XCAT


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

       If  an  issue is identified with this driver with a supported adapter, email all the specific information
       related to the issue to ⟨freebsd-drivers@mellanox.com⟩.


SEE ALSO
       ifconfig(8)


HISTORY
       The mlx5en device driver first appeared in FreeBSD 11.0.


AUTHORS
       The mlx5en driver was written by Mellanox Technologies <freebsd-drivers@mellanox.com>.

Debian                                          December 3, 2015                                       MLX5EN(4)