本文以 cisco 路由器为例,结合实际网络结构,详细介绍了如何利用访问控制列表来 提高网络安全性能。 关键词:网络安全 包过滤 access-list Abstract: With cisco router and according the material network structure , how to strengthen the security of network by using access control list is discussed in detail. Keywords : security of network packet filtering access-list