The invention relates to wireless data communication method. It discloses a processing method to process the users' activate requests in the wireless data communication system and make the general users, who are not familiar with the online mode and do not take APN with them, can also access the network successfully. The method can appoint a default APN for the mobile station from the plural possible matched signed APNs according to else parameter such as the type and the address of PDP, when the APN does not exit in the user request. |