ISO/IEC 21407:2001
Information technology -- Telecommunications and information exchange between systems -- Private Integrated Services Network -- Specification, functional model and information flows -- Simple dialog supplementary service
-

To use the preview feature, please enable JavaScript in your Browser


PDF document (download version)
ZIP file (download version)
Paper (print version)/shipping item
E-book (Adobe DRM ePub)
Storage medium
Database
Viewing access (7-days available online)
Mandatory Standard according current regulation