Data transmission method, server, terminal equipment, electronic equipment and readable medium

The invention provides a data transmission method, a server, terminal equipment, electronic equipment and a computer readable medium. The invention provides a data transmission method, which is applied to a server, and comprises the following steps: receiving access request information sent by terminal equipment, the access request information comprising attribute information of the terminal equipment, and the attribute information at least comprising equipment category information; authenticating the terminal equipment according to the attribute information of the terminal equipment and a preset access rule; under the condition that the authentication of the terminal equipment is passed, determining a target transmission protocol corresponding to the equipment category information of the terminal equipment according to a preset mapping relationship between the category information and the transmission protocol; and performing data transmission with the terminal equipment according to the target transmission