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MPLS LSP Link Protection and Node-Link Protection Terms and Acronyms

 B  L  N  

B

backup LSP

A redundant LSP used to reroute a single, primary LSP. Backup LSPs are found in link protection, node-link protection, and fast reroute redundancy methods.

bypass LSP

A logical trunk used to reroute multiple backup LSPs over a single connection protected with link protection.

L

link protection

A method of establishing bypass LSPs to provide rapid reroute capability for primary LSPs on a per-link basis. For more information about link protection, see the Junos MPLS Applications Configuration Guide.

N

node-link protection

A method of establishing bypass LSPs to provide rapid reroute capability for primary LSPs on a per-node basis. If node protection is unavailable, the LSP attempts to use link protection. For more information about node-link protection, see the Junos MPLS Applications Configuration Guide.