FIELD: information technologies.
SUBSTANCE: wireless unit may send control frame (201) (for instance, PSMP frame), to indicate time of planned transfer of data for one or more receiving units in wireless network. Control frame may contain multiple fields related to multi-address transfer, for instance, one or more of the following fields: the first field (225), set for a value indicating multiaddress transfer, the second field (233B), identifying group address, the third field (227), indicating time of multiaddress transfer, and fourth field (229), indicating duration of multiaddress transfer.
EFFECT: improved support for multiaddress transfer of data.
21 cl, 10 dwg
