Whether fibers are required to interconnect the TOM and NQ2 boards on the OSN 8800

On the OSN 8800, a TOM board is a tributary board while an NQ2 board is a line board. They are interconnected using cross-connections configured on the NMS instead of using fibers. A cross-connect board is used to achieve the cross-connections between the TOM and NQ2 boards so that services on the two boards can be interconnected.

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