ifconfig, route, netstat: Legacy net-tools to iproute2
The full command map, and the same host through both toolsets so you can see exactly what the legacy tools hide from you.
iproute2
The command set that replaced ifconfig, route and arp. Articles tagged iproute2 cover the ip command's objects, the routing and neighbor tables, and policy routing, all with real output from a lab host.
Latest posts
ARP on Linux: ip neigh, arp, and Neighbor States
The six-state neighbor machine walked live on a real lab, the tunables behind it, and why arp -n cannot show you any of it.
ip route: Managing the Linux Routing Table
Every field in a route line, get against show, blackhole routes, the replace gotcha, and policy routing with multiple tables.
The Linux ip Command: The Complete Guide
The grammar, the four objects you use every day, the output modifiers that make it readable, and how to create interfaces out of nothing.