Importance

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Abstract

A method includes: receiving, on a first channel by an access point, a request message sent by a station, where the request message includes first indication information used for indicating that the station is a first type station supporting channel information indicated by the access point, and the first channel is a minimum channel unit; and sending, a confirmation message to the station according to the request message, where the confirmation message includes channel information used for communication between the access point and the station, and the channel information includes at least the first channel. After an access point allocates a channel resource to all stations in a centralized manner according to the channel resource and types of the stations in a same BSS, the access point may send a confirmation message to a station, to instruct the access point and the station to communicate on an indicated channel resource.

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First Claim