摘要
防火墙、VPN设备等网络安全设备都需要支持VLAN,IEEE制定的802.1Q及Cisco公司制定的ISL是VLAN的两个主要协议。文章首先讨论了VLAN的帧格式及实现VLAN需要的数据结构,之后详细讨论了VLAN的数据处理流程,最后还讨论了如何设置VLAN参数。
Network security products such as Firewall and VPN devices must support VLAN.802.1Q protocol issued by IEEE and ISL protocol issued by Cisco are the two main protocols of VLAN.The formats of VLAN frame and data structures needed for VLAN implementations are discussed in this paper.In the following section,the processing flow charts of VLAN are discussed detailedly.At last,how to set up VLAN parameters is discussed.
出处
《计算机工程与应用》
CSCD
北大核心
2003年第20期129-132,共4页
Computer Engineering and Applications
基金
国家863高技术研究发展计划"宽带VPN"项目资助(编号:863-104-03-01)
国家973基础研究规划项目资助(编号:035801)
