ETSI TS 101 351

Digital cellular telecommunications system (Phase 2 ); General Packet Radio Service (GPRS); Mobile Station - Serving GPRS Support Node (MS-SGSN) Logical Link Control (LLC) layer specification (3GPP TS 04.64 version 6.9.0 Release 1997) Edition: 6.9.0
European Telecommunications Standards Institute / 01-Oct-2001 / 61 pages