ECMA 212
Private Integrated Services Network (PISN)- Inter-Exchange Signalling Protocol - Advice of Charge Supplementary Services
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| Organization: | ECMA |
| Publication Date: | 1 December 2001 |
| Status: | active |
| Page Count: | 78 |
Document History
ECMA 212
December 1, 2001
Private Integrated Services Network (PISN)- Inter-Exchange Signalling Protocol - Advice of Charge Supplementary Services
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