ETSI EN 301 347
ETSI EN 301 347
Digital cellular telecommunications system (Phase 2+) (GSM); General Packet Radio Service (GPRS); GPRS Tunnelling Protocol (GTP) across the Gn and Gp interface (GSM 09.60 version 7.3.1 Release 1998)
standard published 06/01/2000 by European Telecommunications Standards Institute
