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Manual Pages  — MLX5EN

NAME

mlx5en – Mellanox ConnectX-4, ConnectX-4 LX and ConnectX-5 based 100Gb, 50Gb, 40Gb, 25Gb and 10Gb Ethernet adapter driver

CONTENTS

SYNOPSIS

To compile this driver into the kernel, place the following lines in your kernel configuration file: options COMPAT_LINUXKPI options RATELIMIT device xz device mlxfw device firmware 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, ConnectX-4 LX and ConnectX-5. 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, hardware rate limiting (TXRTLMT) 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-5 supports:10/20/25/40/50/56/100Gb/s speeds. 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) :

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 <Mt 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>.

MLX5EN (4) May 8, 2019

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