VLAN技术及其在网络中的实现

LAN Technique and Its Application in Network

VLAN是一种通过将局域网内的设备逻辑地而不是物理地划分成一个个网段从而实现虚拟工作组的技术,它是交换式以太网发展到一定阶段的产物。介绍了VLAN的概念、实现条件、VLAN的划分方法、VLAN功能和在交换机上的实现技术。

VLAN （Virtual Local Area Network） is a kind of technique dividing logically the equipments in LAN （Local Area Network） into Net to realize virtual workproup by Segment, it is the product of Switched Ethernet at a certain stage. The article introduces the concept, the realization condition, the dividing method, the function of VLAN and its realization technique on Switch.