Private Integrated Services Network (PISN) - Inter-exchange signalling protocol - Cordless Terminal Incoming Call additional network feature (ANF-CTMI) for the VPN b service entry point - Part 1: Test Suite Structure and Test Purposes (TSS&TP) specification
Private Integrated Services Network (PISN) - Inter-exchange signalling protocol - Call transfer supplementary service for the VPN "b" service entry point - Part 1: Test Suite Structure and Test Purposes (TSS&TP) specification
Private Integrated Services Network (PISN) - Inter-exchange signalling protocol - Call completion supplementary service for the VPN b service entry point - Part 1: Test Suite Structure and Test Purposes (TSS&TP) specification
Private Integrated Services Network (PISN) - Inter-exchange signalling protocol - Call offer supplementary service - Part 1: Test Suite Structure and Test Purposes (TSS&TP) specification
Private Integrated Services Network (PISN) - Inter-exchange signalling protocol - Advice of Charge (AoC) supplementary services for the VPN "b" service entry point [ISO/IEC 15049 (1997), modified] - Part 1: Test Suite Structure and Test Purposes (TSS&TP) specification
