This paper is mainly concerned with the way how to construct a data link layer which is adaptable to Ethernet of tree topological in TV cable.
如何构造适应视缆树形拓扑的以太网数据链路层，是本文论述的重点。
This paper is mainly concerned with the way how to construct a data link layer which is adaptable to Ethernet of tree topological in TV cable.
如何构造适应视缆树形拓扑的以太网数据链路层，是本文论述的重点。
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