1.mpls History, Fundamentals & Foundational Con... Apr 2026

Receives a labeled packet, pops the label, and forwards the original IP packet to the final destination.

Routers maintain a Label Forwarding Information Base (LFIB). When a packet arrives, the router looks at the label, finds the outgoing interface and the new label in the LFIB, and sends it on its way. 3. Foundational Components 1.MPLS History, Fundamentals & Foundational Con...

Receives a plain IP packet, looks up the destination, and pushes the first label. Receives a labeled packet, pops the label, and

Prioritizing voice and video over less critical data. Receives a labeled packet