The TOA board is an 8-way arbitrary rate service tributary processing board. Which of the following description about the TOA (STND) board is wrong?

Question

Options

• AThe maximum crossover capacity of a TOA board is 20 Gbit/s
• BWhen the service on the client side is GE, the working mode of the port is ODU0 non-aggregation mode,
• CWhen the client-side service is STM-16, the port working mode is ODU1 non-aggregation mode, and
• DWhen the service on the client side is FE, the working mode of the port is ODU1 aggregation mode, and

• A
  4% (2)
• B
  79% (45)
• C
  7% (4)
• D
  11% (6)

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