题目内容

根据交换机处理VLAN 数据帧的方式不同，H3C 以太网交换机的端口类型分为()。

A. access 端口
B. trunk 端口
C. monitor 端口
D. hybrid 端口

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简述什么是VLAN、为什么要划分VLAN、以及各种划分方式和对应的优缺点？

论述逮捕的条件。

动车组六大关键技术

A. 集成创新
B. 牵引技术
C. 高速制动技术
D. 车体轻量化技术
E. 高速转向架技术
F. 网络及列车运行自动控制技术

After the military training, the students became more 1.She was born 2, and has been suffering from poor health all the time.The meeting was 3 to begin at eight o'clock. But only a few appeared on time.Natural disasters further raised people's 4 of environmental protection.I finished all the difficult reading materials in 5 hours and felt quite 5.