Methods and devices for connecting to multiple interfaces are provided. The method includes: receiving, by a client managing unit, a first data and a connection request transmitted from a first client device, wherein the connection request is used to request to connect to a first remote device; determining, by a remote device managing unit, an interface protocol of an interface controller of the first remote device according to the connection request, and transmitting the first data to an interface protocol processing unit corresponding to the interface protocol; and adding, by the interface protocol processing unit, a header corresponding to the interface controller of the first remote device to the first data and transmitting the first data adding the header to the first remote device through the interface controller.