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EN 301 657 : 1.2.1
M00042148
New product
EN 301 657 : 1.2.1
PRIVATE INTEGRATED SERVICES NETWORK (PISN); SPECIFICATION, FUNCTIONAL MODEL AND INFORMATION FLOWS; PRIVATE USER MOBILITY (PUM); CALL HANDLING ADDITIONAL NETWORK FEATURES (ANFS)
European Telecommunications Standards Institute
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Abstract
Defines the services and signalling protocols applicable to Private Integrated Services Networks (PISN). The series uses the Integrated Services Digital Network (ISDN) concepts as developed by ITU-T and conforms to the framework of standards for Open Systems Interconnection (OSI) as defined by ISO/IEC.
General Product Information
| Document Type | Standard |
| Status | Current |
| Publisher | European Telecommunications Standards Institute |
| Committee | ECMATC 32 |