Glossary term

MRP

industrielAdvanced

Also known as

Media Redundancy ProtocolIEC 62439-2

Definition

Media Redundancy Protocol defined in IEC 62439-2, used in ring-topology PROFINET networks. One MRM (Media Redundancy Manager) monitors the ring; on link failure, reconfiguration is guaranteed in under 200 ms (standard mode).

Source

https://www.profibus.com/technology/profinet

Questions using this term

PROFINET supports several physical topologies: star (via switches), line (daisy-chain through ports integrated in the devices) and ring (with MRP for redundancy), and they may be combined within the same network.
3. Topology & cabling · Unterstützte Topologien

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MRP

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