Abstract: Embodiments of the present invention provide a method, apparatus and system of communicating between a bus controller and one or more remote terminals. Some demonstrative embodiments of the invention may include, for example, identifying as a first remote terminal to a bus controller controlling a first bus according to a first control protocol; receiving over the first bus a first message intended for the first remote terminal; transmitting a second message corresponding to the first message over the first bus; and based on the first message, selectively transmitting over a second bus, which is controlled according to a second control protocol, a third message to a second remote terminal. Other embodiments are described and claimed.