With its truncated missive 40 years ago today, ARPANET became the world's first operational packet-switchingnetwork.
从今天来看，通过40年前的该条被删节的信息，ARPANET网成为世界个首个运行的打包交换网络。
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This paper analyses and discusses on the optimal length of packet for increasing efficiency of buffers in packet-switchingnetwork. The conclusions are useful in network design.
Therefore, there needs to be a compression taking place to compact the voice data into a considerable size before it gets transmitted over a packetswitchingnetwork.