Just after the Ubuntu installation, I came to know that the network interface name got changed to ens33 from old school eth0. READ: Install Ubuntu 18.04 LTS (Bionic Beaver) on UEFI and Legacy BIOS System READ: Install Ubuntu 16.04 LTS (Xenial Xerus) – Step by Step Guide with Screenshots If you ever interested in changing … Continue reading Change default network name (ens33) to old “eth0” on Ubuntu 18.04 / Ubuntu 16.04