One embodiment relates to a transmission regulation method is for implementation by a station having at least one frame for transmission via a telecommunications network, the station belonging to a first group of stations sharing the same contention resolution mechanism. The method comprises participating in a tournament serving to decide, within the first group, between stations entitled to transmit at the end of the tournament and stations not entitled to transmit, and when the station is entitled to transmit, the method comprises transmitting the frame in a time period during which stations of a second group performing another contention resolution mechanism are not entitled to transmit in the network.