Private Integrated Services Network (PISN); Inter-exchange signalling protocol; Message waiting indication supplementary service [ISO/IEC 15506 (2003), modified]
Private Integrated Services Network (PISN); Specification, functional models and information flows; Call interception Additional Network Feature (ANF) [ISO/IEC 15053 (1997), modified]
Private Integrated Services Network (PISN); Specification, functional models and information flows; Call interception Additional Network Feature (ANF) [ISO/IEC 15053 (2003), modified]
Private Integrated Services Network (PISN); Specification, functional models and information flows; Recall supplementary service [ISO/IEC 15051 (1997), modified]
Private Integrated Services Network (PISN); Specification, functional models and information flows; Recall supplementary service [ISO/IEC 15051 (2003), modified]
Private Integrated Services Network (PISN); Inter-exchange signalling protocol; Recall supplementary service [ISO/IEC 15052 (1997), modified]
Private Integrated Services Network (PISN); Inter-exchange signalling protocol; Recall supplementary service [ISO/IEC 15052 (2003), modified]
Private Integrated Services Network (PISN); Inter-exchange signalling protocol; Private Integrated Network eXchange (PINX) clock synchronization [ISO/IEC 15507 (1997), modified]
Private Integrated Services Network (PISN); Specification, functional models and information flows; Message Waiting Indication (MWI) supplementary service [ISO/IEC 15505 (1997), modified]
Private Integrated Services Network (PISN); Specification, functional models and information flows; Message waiting indication supplementary service [ISO/IEC 15505 (2003), modified]
Private Integrated Services Network (PISN); Inter-exchange signalling protocol; Advice of Charge (AoC) supplementary service [ISO/IEC 15050 (1997), modified]
Private Integrated Services Network (PISN); Inter-exchange signalling protocol; Advice of charge supplementary services [ISO/IEC 15050 (2003), modified]
53,361 referências distintas indexadas a partir de registos de fontes oficiais. Inclui edições anteriores. O índice e as coleções dos editores têm âmbitos diferentes. Consultar fontes e cobertura.