ECMA 186
Private Telecommunication Network (PTN) - Inter-Exchange Signalling Protocol - Call Completion Supplementary Services (QSIG-CC)
inactive, Most Current
| Organization: | ECMA |
| Publication Date: | 1 January 1992 |
| Status: | inactive |
| Page Count: | 63 |
Document History
ECMA 186
January 1, 1992
Private Telecommunication Network (PTN) - Inter-Exchange Signalling Protocol - Call Completion Supplementary Services (QSIG-CC)
A description is not available for this item.