Computer: Windows 11 22H2 with March 2023 updates (22621.1413)
Product: Connect-X 5
Driver: 3.20.25915.0
Firmware: 16.35.1012
Cannot SFP28 10G/25G get working with SFP+ 10G in Cisco switch.
Setting “mlxlink -d mt4119_pciconf0” --link_mode_force -speeds 10G ends up with “Cable speed not enabled”.
With no speed specified (mlx5cmd -LinkSpeed -Name “blabla” -Set 0) it ends up with “Negotiation Failure”.
Cable is OM4, length is 30 meters.
Using Cisco’s SFP+ 10G in Mellanox ConnectX-5 card establishes link and network connection is functional.