ECMA 174
Private Integrated Services Network (PISN) - Inter-Exchange Signalling Protocol - Call Diversion Supplementary Services
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Organization: | ECMA |
Publication Date: | 1 December 2001 |
Status: | active |
Page Count: | 94 |
Document History
ECMA 174
December 1, 2001
Private Integrated Services Network (PISN) - Inter-Exchange Signalling Protocol - Call Diversion Supplementary Services
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