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阐述虚拟局域的划分,原理,应用及其工作模式,分析虚拟局域网的优缺点,并指出虚拟局域网的存在意义。
The division, principle, application and working mode of virtual local area are described. The advantages and disadvantages of virtual local area network are analyzed, and the existence of virtual local area network is pointed out.