This part of GB/T 28029 specifies the protocol stack of the radio-based wireless train backbone network, which is suitable for distributed power freight trains. This section describes the data link layer, application layer and distributed power applications. This section does not consider the automatic initial operation of the radio-based wireless train backbone network.
GB/T 28029.8-2020 history
2020GB/T 28029.8-2020 Electronic railway equipment—Train communication network (TCN)—Part 2-7: Radio based Wireless Train Backbone (WLTB)