试题详情
- 多项选择题与平面网络设计相比,分层网络模型有哪两项优点?()
A、设备成本降低
B、网络可用性提高
C、杜绝设备停机事件
D、物理网络布局范围减小
E、管理和故障排除工作简化
F、无需第 3 层功能
- B,E
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