CAN/CSA-ISO/IEC 17875-04 (R2019)
CAN/CSA-ISO/IEC 17875-04 (R2019)
Information Technology - Telecommunications and Information Exchange Between Systems - Private Integrated Services Network - Specification, Functional Model and Information Flows - Private User Mobility (PUM) - Registration Supplementary Service (Adopted ISO/IEC 17875:2000, first edition, 2000-04-15standard by Canada National Standard/Canadian Standards - ISO/IEC, 12/01/2004