A method for supporting a wireless access device in configuring a plurality of air interface (AI) technologies on a same carrier for a user equipment (UE), thereby improving utilization and use flexibility of resources on a same carrier, includes: determining, by a wireless access device, at least two AI technologies that need to be configured on a same carrier; determining, by the wireless access device, configuration information of the at least two AI technologies; and sending, by the wireless access device, the configuration information of the at least two AI technologies to the UE, where the configuration information of the at least two AI technologies is used by the UE to configure the at least two AI technologies on the same carrier.