# N4N018: RIB vs. FIB & Administrative Distance or Route Preference

An episode of [N Is For Networking](https://invisiblenetwork.ai/podcast/1772772350), 20 Mar 2025, 52 min.

Audio: https://feeds.packetpushers.net/link/24045/16988308/N4N018.mp3

Ready for more routing and routing protocols? Today we discuss the roles of the network operating system (NOS), routing protocols, the Routing Information Base (RIB), and the Forwarding Information Base (FIB). We also include the dynamics of routing protocols, the importance of hardware like TCAM for performance, and the concept of administrative distance or route... Read more »

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