Realtek 8169/8168/8101/8125 ethernet support

modulename: r8169.ko
configname: CONFIG_R8169

Linux Kernel Configuration
└─> Device Drivers
└─> Network device support
└─> Ethernet driver support
└─> PCI support
└─> Realtek 8169/8168/8101/8125 ethernet support

Say Y here if you have a Realtek Ethernet adapter belonging to
the following families:
RTL8169 Gigabit Ethernet
RTL8168 Gigabit Ethernet
RTL8101 Fast Ethernet
RTL8125 2.5GBit Ethernet

To compile this driver as a module, choose M here: the module
will be called r8169. This is recommended.

source code: