单项选择题
RBS2206V2机架要和旧版RBS2206机架级联,需要以下那种设备()。
A.DB15-RJ45转换头
B.旧版RBS2206的OVP模块
C.旧版RBS2206PSU
D.旧版RBS2206IDM
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单项选择题
A.DB15-RJ45转换头
B.旧版RBS2206的OVP模块
C.旧版RBS2206PSU
D.旧版RBS2206IDM
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