非常优秀而且稳定的防火墙代码（可工作于NT上，9X未做实验），虽然目前还在开发阶段，但是做到这个地步非常不易了。作者表示目前已解决所有困难的技术问题，更多的功能的加入只是时间问题，让我们拭目以待 -very good and stable firewall code (which can work in the NT, 9X done experiments), Although still stages of development, but to do this very diffi

本书从介绍安全问题入手，讨论了TCP/IP协议簇的重要部分；随后，详尽描述了防火墙的结构，分析了几种常用防火墙网关，详细阐述了各种鉴别策略的选择及多种网关工具的使用，是管理工作人员必不可少的一本书。-This book from start to introduce security issues, discussed the TCP/IP protocol an important part of cluster Subsequently, a detailed descr iption o

the code deals with the security and energy efficient issues

计算机英语论文 介绍网络安全方面的 关于防火墙-In the following sections, we look at communication security, that is, how to get the bits secretly and without modification from source to destination and how to keep unwanted bits outside the door. These are by no means the