physical unit (PU)

In SNA, the component that manages and monitors the resources of a node, as requested by an SSCP via an SSCPSSCP session.; 在系统网络体系结构(SNA)中,SSCP(系统服务控制点)通过SSCPSSCP话路提出的 请求对网点资源进行管理和监督的部件。