Which statement describes the FIP function of the FCoE Initiation Protocol？ （）
- A It is required to establish the point-to-point FCoE links with the first switch in the path.
- B It is required to establish the point-to-point FCoE links with any switch across multiple Ethernet segments.
- C It is not used to build the FCoE links.
- D It is used to ensure lossless transport.