ETSI TS 122 041
ETSI TS 122 041
Digital cellular telecommunications system (Phase 2 ) (GSM); Universal Mobile Telecommunications System (UMTS); Operator Determined Barring (ODB) (3GPP TS 22.041 version 3.3.1 Release 1999) Edition: 3.3.1European Telecommunications Standards Institute / 01-Jun-2001 / 12 pages