Universal Personal Telecommunication (UPT); Phase 1 (restricted UPT service scenario); Service aspects of charging, billing and accounting
通用个人电信(UPT);第1阶段(受限UPT服务场景);收费、计费和会计的服务方面
发布日期:
1995-11-01
UPT第1阶段收费、计费和会计服务要求的定义。
Definition of the service requirements on charging, billing and accounting for UPT phase 1.