Fiber Connection Port Index(Shelf/Slot/Port) and Direction. 32-bit value defined as below: + | 32 25 | 24 17 | 16 9 | 8 4 | 3 | 2 | 1 | + | SHELF | SLOT | PORT | NOTUSE | OS | RX | TX | + 32-bit value 0 for Delete. Bit 1(TX) and bit 2(RX) are used for direction: Set bit 1(TX) to 1 for Out. Set bit 2(RX) to 1 for In. Set both bit 1(TX) and bit 2(RX) to 1 for other cases. Bit 3(OS) is used for cards without OSCSFP port defined, such as AHPHG/AHPLG/ALPHG/A2325A, etc.: For AHPHG OSCSFP port, set bit 9 to 16 PORT field to OSC port number, and set bit 3(OS) to 1. Set bit 3(OS) to 0 for all other cases.