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CCU addresses:
FEC 0xc Ring 0x8 CCU 0x7e found FEC 0xc Ring 0x8 CCU 0x7d found FEC 0xc Ring 0x8 CCU 0x7c found FEC 0xc Ring 0x8 CCU 0x7b found FEC 0xc Ring 0x8 CCU 0x7a found FEC 0xc Ring 0x8 CCU 0x79 found FEC 0xc Ring 0x8 CCU 0x78 found FEC 0xc Ring 0x8 CCU 0x77 found
Redundancy CCU has address 0x76