Linux Kernel Module Cheat

ping does not work within QEMU by default, e.g.:

hangs after printing the header:

Here Ciro describes how to get it working: https://unix.stackexchange.com/questions/473448/how-to-ping-from-the-qemu-guest-to-an-external-url

Further bibliography: https://superuser.com/questions/787400/qemu-user-mode-networking-doesnt-work