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1·Absrtact: Next generation network is based on packet switch.

摘要：下一代网络是基于分组交换的网络。

2·Optical label technology is an important technology to realize optical packet switch.

光标记技术是一种实现光分组交换的重要技术。

3·Group communication based on IP-multicast technology will be an important part of packet switch networks.

采用IP组播技术的群组通信将是包交换通信网络中非常重要的一类应用。

4·For realizing the all-optical packet switch in deed, the research of all-optical signal processing is quite urgent.

为了实现真正意义上的全光分组交换，全光信号处理技术的研究迫在眉睫。

5·Parallel Packet switch (PPS) can realize high speed switching by using low speed switches, which is a hot spot in switching area.

并行分组交换机(PPS)是一种利用多个低速交换结构实现高速交换的新技术，它是当前高速交换领域的一个研究热点。

6·Now the theory network model such as Manhattan street network and shuffle net could not meet the requirements of optical packet switch network.

目前常用的网络理论模型如曼哈顿网络、洗牌网等均不能适应光分组网络研究的需要。

7·As Figure 1 shows, this functionality is represented by a switch, which enables efficient packet communication among the participating endpoints.

正如图1所示，这个在功能上表示为一个交换机，它支持参与其中的端点间的高效数据包通信。

8·Depending on the nature of the problem, it is sometimes good practice to run a tcpdump for a period of time while capturing packet information to a file using the -w switch.

根据问题的性质，有时候最好运行tcpdump一段时间，同时使用- w选项把数据包信息捕捉到文件中。

9·The speed, traffic load and number of network router/switch hops of the underlying network has a large effect on individual packet performance.

速度，流量负载和网络路由器/交换机多跳网络底层的有个别包的性能有很大的影响。

10·The internal priority value provides a priority to the packet during processing in the switch.

内部优先权值在交换机中处理期间给该分组提供优先权。