| 单词 | logical unit (LU) |
| 释义 | logical unit (LU)1. A unit that executes all logical operations.; 执行各种逻辑运算的一种单元(可以是程序,也可是设备)。 2. In OS,a symbol that represents a kind of physical units. After the symbol (LU) is used, the physical units and their addresses will not be considered. | 在操作系统中,一种表示某类物理设备的符号,使用这种符号之后,程序设计人员无须关心具 体物理设备及其地址。 3. In SNA,a port through which an end user accesses the SNA network in order to communicate with another end user and through which the end user accesses the functions provided by system service control points (SSCPs). An LU can support at least two sessions—one with an SSCP and one with another LU—and may be capable of supporting many sessions with other logical units. | 系统网络体系结构(SNA)中的一种端口,一个端点［最终］用户可以通过它访问SNA网络,以便与另一个端点用户通信。端点用户还可以通 过它使用系统服务控制点(SSCP)提供的种种操作程序。一个 LU至少能够支持两种话路,一种是与SSCP通话的话路,一种是与另一个LU通话的话路, 而且有可能支持与其它许多LU同时通话的话路。参阅network addressable unit, peripheral logical unit, physical unit, primary logical unit, system service control point。 |
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