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词汇
分封交換
释义
分封交換
fēn fēng jiāo huàn
原称为分封式交换Packet switching，主要的特点是将网路讯息以封包的大小为限制单位一般规定为几千位元，当所要传递的讯息大于封包的长度时，工作站即将这个讯息分开成几个封包，然后一次送出一个。这些封包可能暂时储存，以备错误更正之用。分封式交换有资料报告datagram」及虚拟电路（virtual circuit两种方式。
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更新时间：2025/10/30 7:46:00