RTL8111 is a chip family, relevant is the exact chip version. Please attach a full dmesg log with the r8169 driver. Would be good if you can test with the latest mainline kernels: 5.13.12, 5.14-rc6
- Bug#992284: r8168-dkms: rtl8111 NIC on Asus PN51 not work... Morten Neergaard
- Bug#992284: Please add full dmesg log Heiner Kallweit