Kernel.org: 5.3.7
sid (unstable): 5.2.17-1
buster (testing): 4.19.67-2+deb10u1
stretch (stable): 4.9.189-3+deb9u1
jessie (oldstable): 3.16.74-1

Debian GNU/Linux device driver check & report

DELL: R520

PCI IDWorks?VendorDeviceDriverKernel
14e4165fYesBroadcom CorporationNetXtreme BCM5720 Gigabit Ethernet PCIetg3v3.0.0-

does not work as-is on debian squeeze; appears to require source compilation. (2013-07-11T20:07:34+00:00)

PCI IDWorks?VendorDeviceDriverKernel
14e4165fYesBroadcom CorporationNetXtreme BCM5720 Gigabit Ethernet PCIetg3v3.0.0-