MPLS – LSP Path Selection, LIB, LFIB, RIB, FIB, and CEF forwarding reviewed, how to view the tables, and how they all work to get traffic to its destination network!

The above Topology is how traffic say from Customer site Looped 1 would Label Switch traffic over to Looped2 on the right hand side of the Topology, and I will review exactly how the LSR's know where to send a packet when it arrives with a local label but multiple neighbors advertising label bindings for … Continue reading MPLS – LSP Path Selection, LIB, LFIB, RIB, FIB, and CEF forwarding reviewed, how to view the tables, and how they all work to get traffic to its destination network!

MPLS – A brief introduction, and a technical overview of MPLS Mechanisms and Terminology visually demonstrated!

  A very brief introduction to MPLS, and the benefits it provides to customers MPLS is the realization from its predecessors ATM and Frame-Relay that a more efficient, lower cost, and higher speed WAN packet switching solution was needed in the late 90's which gave way to the IETF coming up with MPLS. For all … Continue reading MPLS – A brief introduction, and a technical overview of MPLS Mechanisms and Terminology visually demonstrated!