IP Routing

Redistribution failures come in exactly two flavors: routes that never arrive, and routes that arrive too well (echo back, win

This is the hands-on half of our OSPFv3 coverage: a complete dual-stack configuration on Cisco IOS XE, from

OSPFv3 is not "OSPF with longer addresses". It is a redesign of the protocol machinery that happens to

Routing protocols detect dead neighbors with hello timers measured in tens of seconds. Modern applications notice outages measured in hundreds

One router, multiple routing tables. That is the entire idea behind VRF (Virtual Routing and Forwarding), and it is the

Routing protocols answer one question: what is the best path to this destination? Policy-based routing (PBR) exists for every