A method for allocating at least one transmission resource from among a plurality of resources, intended for routing a first item of data relating to a first application in a communication infrastructure. The method is implemented in a distributed management entity for managing the plurality of resources and includes: receiving, from a centralized management entity, an allocation message for allocating a plurality of resources having a set of transmission features for a second item of data relating to a second application; and assigning at least one resource of the plurality to the transmission of the first item of data. The method furthermore includes selecting a feature of the set for the transmission of the second item of data on the resources of the plurality that are not assigned to the transmission of the first item of data.