我们可以丢弃数据包，如果不想让它们到达目的地的话，或者是转发报文到特定的主机，等等。
We can also drop the packets if we want so that they do not reach their intended destination, or redirect the traffic to a particular host, etc.
基于宽带网络嗅探的实时TCP报文还原处理IP包缓存和TCP连接相关信息维护的内存管理。
The recovering of real-time TCP message based on wide-band networks sniffer deals with memory management for buffer memory of IP packets and TCP connection maintenance.
本文讨论了包过滤的优缺点，并实现了基于报文地址的包过滤功能。
The software of packet-filtering, which is based on the addresses of datagram, is realized after a discussion on the advantages and disadvantages of packet-filtering.
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