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雷达卡
Unit Five Technology
Computer Networks
In general a computer network, as we know today, may be said to have gotten its start with the ARPANET development in the late 1960s and early 1970s. The initial ARPANET design had a definite structure of network architecture and introduced another key concept: protocol layering.
ARPANETAdvanced Research Project Agency Network阿帕网络
Much of our present knowledge about network is a direct result of the ARPANET project. The ISO, in the late 1970s, formu ...
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