ECMA 192
Private Integrated Services Network (PISN) - Inter-Exchange Signalling Protocol - Call Offer Supplementary Service (QSIG-CO)
inactive, Most Current
| Organization: | ECMA |
| Publication Date: | 1 June 1997 |
| Status: | inactive |
| Page Count: | 41 |
Document History
ECMA 192
June 1, 1997
Private Integrated Services Network (PISN) - Inter-Exchange Signalling Protocol - Call Offer Supplementary Service (QSIG-CO)
A description is not available for this item.