ECMA 185
Private Telecommunication Network (PTN) - Specification, Functional Model and Information Flows - Call Completion Supplementary Services (CCSD)
inactive, Most Current
| Organization: | ECMA |
| Publication Date: | 1 January 1992 |
| Status: | inactive |
| Page Count: | 65 |
Document History
ECMA 185
January 1, 1992
Private Telecommunication Network (PTN) - Specification, Functional Model and Information Flows - Call Completion Supplementary Services (CCSD)
A description is not available for this item.