Direct download - Full package to Linux as well as Windows Drivers and tools. https://downloadmirror.intel.com/727294/27_1.zip

Changelog https://downloadmirror.intel.com/727294/Release_Notes_27.1.pdf

New Hardware Support

• Linux* support for Intel® Ethernet Network Adapter E810-C-Q2T

New Software Support

• Intel® Ethernet 800 Series devices now support user-mode RDMA in FreeBSD, through the libirdma provider library.
• Support for Debian* 11.
• Support for Red Hat* Enterprise Linux* (RHEL) 8.5 on all Intel® Ethernet devices.

Hardware/Feature Support

• End of support for the Microsoft Windows v1q driver. This driver will no longer be tested or updated. For your convenience, the driver may still be provided in your download package or on your install media.

New Firmware Support

• Added support for Intel PSM4 optical module.
• Added ADQ rules results in allocating Recipes, which are limited resources that are shared across all PFs.