Routing is the process of determining where to send data packets that are destined for addresses outside the local network. Routers gather and maintain routing information to enable the transmission ...

VRFs are to Layer 3 as VLANs are to Layer 2 and delimit the domain of an IP network within a router. The Cisco website has a more formal definition: VRF–A VPN Routing/Forwarding instance. A VRF ...

Forwarding table is used for address lookups. Forwarding table(s) is a copy of the routing table.

Equal-cost multi-path allows a router to insert more than one path to a destination in the routing table to enable load balancing. Here's how ECMP works and how to configure it in OSPF. Equal-cost ...