ETSI - ETS 300 062
Integrated Services Digital Network (ISDN); Direct Dialling in (DDI) Supplementary Service Service Description
active, Most Current
| Organization: | ETSI |
| Publication Date: | 1 January 1991 |
| Status: | active |
| Page Count: | 13 |
Document History
ETS 300 062
January 1, 1991
Integrated Services Digital Network (ISDN); Direct Dialling in (DDI) Supplementary Service Service Description
A description is not available for this item.
January 1, 1990
Integrated Services Digital Network (ISDN); Direct Dialling in (DDI) Supplementary Service Description (T/NAI(89) 19)
This standard defines the stage one of the pan-European Integrated Services Digital Network (ISDN) as provided by European public telecommunications operators for the DDI supplementary service. Stage...