Under linux, what driver-packages allow card software settings and namely 'os, software bifurcation' from the 'card's harware bifurcation'?

Any non-EOL version of linux will have the driver with the stock kernel

Should most sfp+ adapters work in this unit? are there any known exceptions? we are hoping to put in 1xsfp+ direct attach cable and 1xsfp copper...

The X520-DA2 is 10G port, it can work with Intel Compatible 10G Transceiver and SFP+ direct attach cable(DAC).

Will it work in a PCIe 2.0 x8 slot?

Yes, our Intel X540-T2 network card can compatible PCIe 2.0 x8 slot.

Does this card support sr-iov?

Yes, the Intel X550-T2 NIC support it. And ipolex also provide after-sale service, if there is any questions, please feel free to contact us.

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ipolex Dual SFP+ Ports 82599ES Chipset 10GbE Converged Network Adapter (NIC), for Intel E10G42BTDA, X520-DA2, PCI-E X8

ipolex Dual SFP+ Ports 82599ES Chipset 10GbE Converged Network Adapter (NIC), for Intel E10G42BTDA, X520-DA2, PCI-E X8

Product ID: 283422318

Details

Brand
ipolex
Colour
2 SFP+
Compatible devices
Desktop
Hardware interface
PCIE x 8
Product dimensions
15L x 3W x

⚡10Gbps blazing speed

🔌Dual SFP+ ultra connectivity

🖥️PCIe x8 seamless integration

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$106.63

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Sold byAmazon USADelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

🚀 Elevate your network game with 10GbE power and zero compromise!

BLAZING 10 GBPS THROUGHPUT - Experience lightning-fast data transfer that keeps your network ahead of the curve.
PLUG PLAY ACROSS MAJOR OS - Effortless setup on Windows Server, Linux, VMware, and more—get connected without the hassle.
FUTURE PROOF PC IE X 8 COMPATIBILITY - Fits perfectly into modern servers and desktops, ensuring scalable performance for years to come.
DUAL SFP PORTS FOR ULTIMATE FLEXIBILITY - Connect with compatible Intel SFP+ modules or DAC cables for versatile high-speed networking.
ROCK SOLID STABILITY WITH INTEL 82599 ES CHIPSET - Minimize packet loss and maximize uptime with the trusted original Intel controller.

The ipolex Dual SFP+ Ports 82599ES Network Adapter delivers ultra-fast 10Gbps Ethernet connectivity via dual SFP+ ports, powered by the reliable Intel 82599ES chipset. Compatible with PCIe x8/x16 slots and a wide range of operating systems, it ensures stable, high-performance networking for professional environments. Backed by a 1-year warranty and lifetime tech support, this NIC is designed for seamless integration and long-term reliability.

Specifications

ASIN	B01IR7SUEK
Best Sellers Rank	#138,948 in Computers ( See Top 100 in Computers ) #408 in Network Cards
Brand	ipolex
Built-In Media	Low-Profile and Full-Height Brackets
Color	2 SFP+
Compatible Devices	Desktop
Customer Reviews	4.4 4.4 out of 5 stars (85)
Data Link Protocol	Ethernet
Data Transfer Rate	10 Gigabits Per Second
Hardware Interface	PCIE x 8
Item Dimensions L x W x H	15L x 3W x 22.5H centimeters
Item Weight	136 g
Manufacturer	ipolex
Mfr Part Number	X520-DA2-Intel-ip
Model Number	X520-DA2-IPO
UPC	603149414464

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