计算机术语“virtual call service”的中英文意思、释义、翻译及用法-计算机英汉双解词典

术语	virtual call service
释义	virtual call service 虚拟呼叫服务；［选择呼叫服务］ In packet switching, a service in which a logical link is set up prior to transfer. Packets are transferred over the logical link. Some of them contain no data but are used for supervision purposes. During the data transfer phase packet sequence and flow control operations are performed. 信息包交换技术中的一种服务，这种服务在传送之前建立逻辑链路。信息包在逻辑链路上传送，其中的某些信息不包含数据而是用于管理。在数据传送阶段执行包传送顺序和信息流的控制操作。参阅virtual circuit。
随便看	patchboard patch cord patching patch panel patch plug path path control path control layer path control network path cost path information unit (PIU) path length path logical connection path switch path table pathdown pathup patrol scrutiny pattern pattern handling statement pattern matching pattern recognition pattern sensitive fault pause control pause instruction

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