DIN EN 61375-3-4/A11:2018-03
Electronic railway equipment - Train communication network (TCN) - Part 3-4: Ethernet Consist Network (ECN); German version EN 61375-3-4:2014/A11:2017 / Note: DIN EN 61375-3-4 (2015-10) remains valid alongside this standard until 2020-02-01.