ETSI TS 101 377-3-17
ETSI TS 101 377-3-17
GEO-Mobile Radio Interface Specifications; Part 3: Network specifications; Sub-part 17: Call Barring (CB) Supplementary Services - Stage 2; GMR-2 03.088 Edition: 1.1.1European Telecommunications Standards Institute / 01-Mar-2001 / 28 pages