Industrial communication networks - High availability automation networks - Part 2: Media Redundancy Protocol (MRP)
Circulation Date: 2021-12
Language: EN-FR - bilingual english/french
Seitenzahl: 355 VDE Artno.: 250579
IEC 62439-2:2021 is applicable to high-availability automation networks based on the ISO/IEC/IEEE 8802-3 (IEEE Std 802.3) (Ethernet) technology.
The IEC 62439-2:2021 specifies a recovery protocol based on a ring topology, designed to react deterministically on a single failure of an inter-switch link or switch in the network, under the control of a dedicated media redundancy manager node.