ETSI TS 101 343
ETSI TS 101 343
Digital cellular telecommunications system (Phase 2+) (GSM); General Packet Radio Service (GPRS); Base Station System (BSS) - Serving GPRS Support Node (SGSN); BSS GPRS Protocol (BSSGP) (GSM 08.18 version 7.2.0 Release 1998)
standard published 12/01/1999 by European Telecommunications Standards Institute