📄️ ip Command
The ip command is the primary command-line tool for configuring and managing network interfaces in modern Linux systems. It is part of the iproute2 package and replaces older tools like ifconfig and route.
📄️ veth (Virtual Ethernet)
A veth (Virtual Ethernet) pair is a Linux kernel feature that creates two virtual network interfaces that are linked together. Think of it as a virtual patch cable. Packets sent out one interface of the pair are immediately received on the other interface.