Re: Recommendations for good working 10Gbit RJ45 network card

The greatest dangers to liberty lurk in insidious encroachment by men of
zeal, well-meaning but without understanding.   -- Justice Louis D. Brandeis


On Wed, Jan 29, 2025 at 5:35 PM Mark G. <fbsd.questions@palaceofretention.ca>
wrote:

> Hello,
>
> On 2025-01-29 14:18, Martin wrote:
> > I need recommendations for good working 10Gbit RJ45 network cards that
> > work well on FreeBSD 14.2. Any help is greatly appreciated.
> >
> > Please ignore the fact that I have also posted this question on the
> > OpenBSD mailing list, I have several machines running OpenBSD and
> > FreeBSD and they all need new cards.
> >
>
>
> These 10G SFP+ NICs that I have just purchased (from amazon.ca)
> and installed (on 14.2) are working so far.  They are both
> Intel 82599 based and use the ix driver:
>
> Card 1:
> GLOTRENDS ST7315 10Gb SFP+ Ethernet Network
> Card with Intel 82599EN Controller, PCIE 2.0 X4 Interface
>
> Also, these work:
>
> Card 2:
> 10Gtek for Intel E10G42BTDA 82599ES Chip 10GbE Ethernet
> Converged Network Adapter X520-DA2/X520-SR2, PCI-E X8 Dual
> SFP+ Port
>
> The NICs aren't purely RJ45, but with these RJ45 copper
> SFP+ modules:
>
> Modules:
> 10Gtek 1.25/2.5/5/10G-T SFP+ to RJ45 Copper Module -
> 10GBase-T Transceiver for Cisco SFP-10G-T-S Ubiquiti
> unifi UF-RJ45-10G D-Link Supermicro Broadcom Linksys
> up to 30m Pack of 2
>
> they work well with my existing infrastructure.
>
> The only caveat is that you must ensure the motherboards
> have the proper number of PCIe lanes in their slots.
> I.e. the dual port needs 8 lanes and the single port
> seems to need 4 lanes, so plan accordingly.
>
>
>
> one other item to check is make sure your motherboard supports using a x8
card in a x16 slot. I had to update the firmware in the motherboard to get
my system to boot with an Intel x8 card.



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