Permission system comprises four main parts: userpart, object part, operation part and task.
系统分为四部分:主体部分、客体部分、操作部分和任务部分。
2
The simple comparison is made between Integrated Server Digital Network UserPart (ISUP) and Telephone UserPart (TUP) in this paper.
对公共信道信令系统中的综合业务数字网用户部分(ISUP)和电话用户部分(TUP)进行了简单的比较。
3
These functions are performed at each signaling point in the network and ensure that the userpart messages originating at one point are delivered to the same userpart at the destination point.