IEC 62439-2:2021
Industrial communication networks - High availability automation networks - Part 2: Media Redundancy Protocol (MRP)
Abstract
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.
The contents of the corrigendum of May 2023 have been included in this copy.
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.
The contents of the corrigendum of May 2023 have been included in this copy.
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Additional information
| Publication type | International Standard |
|---|---|
| Publication date | 2021-12-15 |
| Edition | 3.0 |
| Available language(s) | English/French |
| TC/SC | TC 65/SC 65C - Industrial networksrss |
| ICS | 25.040.40 - Industrial process measurement and control 35.100.05 - Multilayer applications |
| Stability date | 2025 |
| Pages | 355 |
| File size | 3839 KB |
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