Abstract: This document discloses a method and apparatus of accessing data, including: receiving a first data access request from a user, and if a wireless fidelity (Wifi) address and a caching address corresponding to an access address in the first data access request cannot be obtained in all mobile terminals which join a local area network, sending the first data access request to a network side; and caching received data from the network side and storing a corresponding relationship between the Wifi address of itself, the access address in the first data access request and the caching address of the data or sending the corresponding relationship to a master control mobile terminal of the local area network.