Meanings of the slot IDs on an OSN 3500 subrack

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Question:
What are the meanings of the slot IDs on an OSN 3500 subrack?
Answer:
Numbers 1 to 16 are slot IDs of boards in the master subrack, and 51 to 66 are slot IDs of boards in the extended subrack. Numbers 17 and 18 are slot IDs for system control boards, and 19/69 to 37/87 are slot IDs for interface boards.

Other related questions:
Whether an OSN 3500 enhanced subrack and an OSN 8800 T16 subrack can be installed in the same N63B or N63E cabinet
They can be installed in the same N63E cabinet only. In addition, fiber spools must be removed from both sides of the cabinet, and the positions of mounting ears must be adjusted.

Meaning of VC4-4C
Meaning of VC4-4C: VC4-4C indicates neighboring cascaded services. Four VC-4 services are transmitted as a whole.

Slots that can house the NQ2 board in an OSN 6800 subrack
On the OSN 6800, all service slots can house the NQ2 board. The NQ2 board can occupy 40G bandwidth in slot 1, 4, 11, or 14 (the slots are 40G slots), and can occupy only 20G bandwidth in any other service slots.

Board housed in slot 43 in an OSN 8800 T32 subrack
Sot 43 in an OSN 8800 T32 is a reserved slot.

Slots for holding TDX boards in an OptiX OSN 6800 subrack
In an OptiX OSN 6800 subrack, a TDX board can be installed in any slots of IU1 to IU17.

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