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简述交换机中划分VLAN的好处(即VLAN的特点)。
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简述交换机中划分VLAN的好处(即VLAN的特点)。
时间:2022-01-13 00:51
关键词:
网络管理
高级网络规划设计师
CMS专题
计算机软件水平考试
网络工程师
答案解析
<p> 1)提高网络性能。将广播包限制在VLAN内,从而有效控制网络的广播风暴,节省了网络带宽,从而提高网络处理能力。<br> 2)增强网络安全。不同VLAN的设备不能互相访问,不同VLAN的主机不能直接通信,需要通过路由器或三层交换机等网络层设备对报文进行三层转发。<br> 3)简化网络管理。同一个虚拟工作组的主机不会局限在某个物理范围内,简化了网络的管理,方便了不同区域的人建立工作组。</p>
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