路由器将其目的地址换成它保存在地址转换表中的那个，然后将数据包发送到那台计算机。
It changes the destination address to the one saved in the address translation table and sends it to that computer.
当网络流量过多使网络出现拥挤时，反馈信号将使适应性用户做出减少数据包发送的反应。
When the network traffic is too much and network congestion has occurred, the feedback signal will help the adaptive users to decrease the data package transmission.
此时，Servlet容器一般已准备好开始处理请求，并将已设置格式的应答消息数据包发送回Web服务器。
At this point, the servlet container is presumably ready to start processing the request and sends the formatted packet of reply messages back to the Web server.
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