求翻译：　VLAN相当于OSI参考模型的第二层的广播域，能够将广播风暴控制在一个VLAN内部，划分VLAN后，由于广播域的缩小，网络中广播包消耗带宽所占的比例大大降低，是什么意思？

vlan is equivalent to the second layer of the osi reference model broadcast domain, broadcast storms can be controlled within a vlan divided vlan, due to the narrowing of the broadcast domain, the network broadcast packets consume bandwidth proportion greatly reduced.

正在翻译，请等待...

　VLAN is equal to the OSI reference model second broadcast territory, can broadcast the storm control in VLAN, after divides VLAN, as a result of the broadcast territory reduction, in the network broadcasts the proportion which the package of consumption band width occupies to reduce greatly,

正在翻译，请等待...

正在翻译，请等待...