| 摘要 |
According to one embodiment, the invention provides a medium access control device. The device comprises a processor to process data packets between a data link layer and a physical layer in accordance with a communications protocol; and a physical medium independent interface coupled to the processor to send and receive data packets to and from a physical layer device, the data packets being compatible with either a wired communications medium or a wireless communications medium used by the physical layer device as a communications medium.
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