VLAN技术在宽带接入网中的应用与实现

Application and Realization of VLAN in Broadband Access

介绍了FTTx+Lan宽带接入方案，同时针对其不足之处利用虚网技术（VLAN-Virtual LAN）进行了网络安全性和效率方面的提高工作，最后论述了VLAN技术在LAN接入交换机设备中的实现。

This article describes the broadband access technology FTTx+Lan and uses VLAN to enhance it in net security and efficiency. Finally, it gives the implementation of VLAN in LAN access switches.