DS EN 300392-10-1:2006 Terrestrial Trunked Radio (Tetra) - Voice Plus Data (V+D) - Part 10: Supplementary Services Stage 1 - Sub-Part 1: Call Identification (Ci) Describes the following identification supplementary services: Calling Line Identification Presentation (SS-CLIP), Connected Line Identification Presentation (SS-COLP), Calling Line Identification Res