The patch optimizes this case by converting the cached reference from a sequence number to a pointer to the highest packet in the queue that has been SACKed in the past.

这个补丁通过把已缓存的引用从一个序列号转换为指向队列中最高的包（过去已经选择性应答）的指针从而对此情况加以优化。

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For the networked control systems with multi-packet transmission and uncertain short time delay, system modeling and control problem are studied in the case of uncertain packet transmission sequence.

针对短时延的多包传输网络控制系统，研究了数据包传输次序不确定情况下系统的建模及控制问题。

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The video test sequence can be used in detecting packet loss for IPTV data connections.

该视频测试序列能够用 于测试IPTV数据连接的分组丢失。

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The secure communication link is a virtual private network communication link over the computer network in which one or more data values that vary according to a pseudo-random sequence are inserted into each data packet.

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