In the world of networking, few things are as frustrating as discovering your laptop lacks an Ethernet port. Ultrabooks, MacBooks, and modern tablets have shed the bulky RJ45 jack in favor of sleeker designs. This is where the USB to ENET 10/100 Mbps Enter E100U adapter becomes a lifesaver. However, these budget-friendly adapters often come with a major headache: finding a clean, free driver that actually works.
lsusb in the terminal to identify the chipset. Most are supported natively by the r8152 or asix kernel modules.Do not pay for these drivers. The official driver is, and always has been, free. usb to enet 10 100 mbps enter e100u driver free
For Realtek RTL8152: