ETSI TS 101 298-1999 数字蜂窝通信系统(第2+阶段).一般分组无线业务(GPRS).基站系统(BSS)-GPRS服务支持节点(SGSN)接口.Gb接口第1层GSM 08.14(版本7.0.1,1998年发布)
Digital Cellular Telecommunications System (Phase 2+); General Packet Radio Service (GPRS); Base Station System (BSS) - Serving GPRS Support Node (SGSN) Interface; Gb Interface Layer 1 GSM 08.14 Version 7.0.1 Release 1998