Written by Dominik Pantůček on 2024-08-29
As most of the servers running actual software are these days virtual machines, in our case running under KVM, having a serial console accessible from the hypervisor is always a good idea in case troubleshooting is needed without network access.
Written by Dominik Joe Pantůček on 2016-03-22
I would like - if I may - to take you on a strange journey.
As a part of developing a simple UDP-based networking application for Linux where the client may communicate with the server over multiple physical network connections, we needed to programatically setup source-based routing. It seemed like a really simple task. A simple task which turned into a roller coaster ride from the heights of pure amusement to the very depths of hell itself.