Industrial communication networks - High availability automation networks - Part 7: Ring-based Redundancy Protocol (RRP) (Endorsed by AENOR in June of 2012.)
Edition 2012-06-01

Industrial communication networks - High availability automation networks - Part 7: Ring-based Redundancy Protocol (RRP) (Endorsed by AENOR in August of 2015.)
Edition 2015-08-01

IEEE Guide for Protection System Redundancy for Power System Reliability
Edition 2021

Industrial communication networks - High availability automation networks - Part 3: Parallel Redundancy Protocol (PRP) and High-availability Seamless Redundancy (HSR) (IEC 62439-3:2021 + COR1:2023); English version EN IEC 62439-3:2022 + AC:2023
Edition 2023-12

Industrial communication networks - High availability automation networks - Part 4: Cross-network Redundancy Protocol (CRP) (IEC 62439-4:2010); English version EN 62439-4:2010
Edition 2010-09

Industrial communication networks - High availability automation networks - Part 2: Media Redundancy Protocol (MRP) (IEC 62439-2:2021 + COR1:2023); English version EN IEC 62439-2:2022 + AC:2023
Edition 2023-12

Industrial communication networks - High availability automation networks - Part 6: Distributed Redundancy Protocol (DRP) (IEC 62439-6:2010); English version EN 62439-6:2010
Edition 2010-09

Industrial communication networks - High availability automation networks - Part 5: Beacon Redundancy Protocol (BRP) (IEC 62439-5:2016); English version EN IEC 62439-5:2018
Edition 2018-08

Industrial communication networks - High availability automation networks - Part 7: Ring-based Redundancy Protocol (RRP) (IEC 62439-7:2011); English version EN 62439-7:2012
Edition 2012-08

Industrial communication networks - High availability automation networks - Part 4: Cross-network Redundancy Protocol (CRP) (IEC 62439-4:2010/A1:2012); English version EN 62439-4:2010/A1:2012
Edition 2013-06