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Juniper Networks Certified Associate, Junos (JNCIA-Junos) JN0-106 · Domain 2: Junos OS fundamentals

Routing Engine (RE): runs the CLI, routing protocols, builds the routing and forwarding tables

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Last reviewed September 25, 2026 · Leer en español

The Routing Engine is the brain of a Junos device. It is a general-purpose computer, with its own CPU, memory and storage, that runs the Junos kernel and all the daemons. When you log in, type commands, change the configuration or watch OSPF form an adjacency, you are interacting with the RE.

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