Industrial communication networks - High availability automation networks - Part 3: Parallel Redundancy Protocol (PRP) and High-availability Seamless Redundancy (HSR) (Endorsed by Asociación Española de Normalización in March of 2022.)
Edition 2022-03-01

Industrial communication networks - High availability automation networks - Part 3: Parallel Redundancy Protocol (PRP) and High-availability Seamless Redundancy (HSR) (Endorsed by Asociación Española de Normalización in March of 2018.)
Edition 2018-03-01

Industrial communication networks - High availability automation networks - Part 3: Parallel Redundancy Protocol (PRP) and High-availability Seamless Redundancy (HSR) (Endorsed by Asociación Española de Normalización in July of 2023.)
Edition 2023-07-01

Industrial communication networks - High availability automation networks (IEC 65C/781/CDV)
Edition 2014-11-01

Industrial communication networks - High availability automation networks - Part 1: General concepts and calculation methods (Endorsed by AENOR in June of 2010.)
Edition 2010-06-01

Industrial communication networks - High availability automation networks - Part 6: Distributed Redundancy Protocol (DRP) (Endorsed by AENOR in June of 2010.)
Edition 2010-06-01

Industrial communication networks - High availability automation networks - Part 4: Cross-network Redundancy Protocol (CRP) (Endorsed by AENOR in June of 2012.)
Edition 2012-06-01

Industrial communication networks - High availability automation networks - Part 2: Media Redundancy Protocol (MRP) (Endorsed by Asociación Española de Normalización in December of 2017.)
Edition 2017-12-01

Industrial communication networks - High availability automation networks - Part 2: Media Redundancy Protocol (MRP) (Endorsed by Asociación Española de Normalización in July of 2018.)
Edition 2018-07-01

Industrial communication networks - High availability automation networks - Part 2: Media Redundancy Protocol (MRP) (Endorsed by Asociación Española de Normalización in March of 2022.)
Edition 2022-03-01