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按照前文所述需求,以层次化模型的方式构建校园网,即:接入层、汇聚层、核心层,则( )必须支持VLAN功能。

A. 接入层交换机
B. 汇聚层交换机
C. 核心层交换机

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考虑到VLAN划分的需要,机房中选用的接入层交换机应支持VLAN划分功能。

A. 对
B. 错

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