DataPort: the destination port that is used in combination with the multicast group address; this defaults to 34343.

dataPort：用于结合多播组地址的目标端口，默认是34343。

youdao

In the emerging internet of things, Watson suggests that buildings will contain enough intelligence that they can be diagnosed in a similar fashion to the diagnosis of your car, where they plug into a dataport rather than listen to the engine.

FORBES: On The Verge of Change: A View of Our Future Energy World