Communications method, sending and receiving stations and associated computer programs.

Communication method in a radio channel (4) in a network (1) having a plurality of nodes (2) of telecommunications, to which respective values ​​of a metric, comprising the following stages are associated: / a / emitting, from a first node (S), a request (REQ) on the radio channel; / B / after receipt of the request by at least one second node (A), emitting a response message (ACK A) with a delay determined according to the metric value associated with said second node.