Information technology - Telecommunications and information exchange between systems - Private Integrated Services Network (PISN) - Inter-exchange signalling protocol - Make call request supplementary service
| Accuris | |
|---|---|
| Product Category | Standards and Technical Documents |
| Product Number | ISO/IEC 20114 |
| Product Name | Information technology - Telecommunications and information exchange between systems - Private Integrated Services Network (PISN) - Inter-exchange signalling protocol - Make call request supplement... |
