Private Telecommunication Network (PTN); specification, functional models and information flows; control aspects of circuit mode basic services; English version ETS 300171:1992
Private Integrated Services Network (PISN) - Specification, functional models and information flows - Control aspects of circuit mode basic services [ISO/IEC 11574 (1994) modified]; English Version EN 300171 V 1.2.1 (1997.09)— 14 стр.
Private Integrated Services Network (PISN) - Specification, functional models and information flows - Circuit-mode multi-rate bearer services [ISO/IEC 11584 (1996) modified]; English version EN 301049 V 1.1.1 (1997.09)— 6 стр.
Private Integrated Services Network (PISN) - Inter-exchange signalling protocol - Cordless Terminal Location Registration (CTLR) supplementary service - Part 1: Test Suite Structure and Test Purposes (TSS&TP) specification
