A method device and system are provided for managing a wireless local area network comprising a plurality of station units (STAs), where each of the plurality of station units is adapted to wirelessly communicate with one or more access points. The method device and system comprises affecting power control over air time request packets transmitted by respective station units from among the plurality of STAs towards one of the one or more access points, so that all air time request packets are received at said access point at substantially the same Signal to Noise Ratio (“SNR”), and wherein said power control does not affect packets carrying payload data that proceeds the air time request packets transmitted by the respective station units.