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1·Packet filter logging is disabled for this server.

禁用此服务器的数据包筛选器日志记录。

2·Analyse the existing packet filter technology; realize a filter method.

分析现有的过滤技术，实现了一种过滤方法。

3·For the implementation of users' management, the data packet filter is one kind of very good measure.

实施用户管理，报文过滤是一种很好的措施。

4·Iptables are used to set up, maintain, and inspect the tables of IP packet filter rules in the Linux kernel.

iptables用于建立、维护和检查Linux内核中的ip数据包过滤器规则表。

5·The filter table is used for general packet filtering and consists of INPUT, OUTPUT, and FORWARD chains.

filter表用于一般的信息包过滤，它包含INPUT、OUTPUT和forward链。

6·It deeply probes into the packet capture module, packet filter module and protocol analysis module of a IDS.

设计了一个入侵检测系统的基本框架，并深入探讨了其中的包捕获机制、包过滤机制和协议分析机制。

7·The technology of packet filter based on IP content is related to the kernel-mode of Window operation system.

基于内容的IP包过滤技术涉及到操作系统的内核态技术。

8·The packet filter ACTS like a traffic cop; it analyzes where you are going and what are you bringing with you.

包过滤起交通警的作用，它分析你想到那儿去，你随身携带了什么。

9·However, the packet filter does not open the data package, and you still get to drive it to the destination if allowed.

但包过滤不打开数据包，如果允许你仍要把它送到目的地。

10·This paper analyzes FTP (File Transfer Protocol) firstly, and then introduces packet filter technology and proxy technology for FTP.

对文件传输协议进行了分析，在此基础上介绍了针对FTP服务的包过滤技术和代理技术。