GNU/Linux Ubuntu 18.04 Realtek R810xE Ethernet Driver Setup Guide
How to Install Realtek R8101 Ethernet Controllers Driver from PPA Apt Repository on Ubuntu 18.04 Bionic GNU/Linux – Step by step Tutorial.
The Realtek R8101 is an Ethernet controller Chip commonly used in network interface cards (NICs) for desktops, laptops, and other computing devices.
Especially relevant, the Supported R810xE Controllers are:
- RTL8101E
- RTL8102E
- RTL8103E
- RTL8105E
- RTL8106E
- RTL8107E

1. Enabling R8101 Driver PPA Repo
Adding Realtek R8101 Driver PPA for Ubuntu GNU/Linux
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