This standard was last reviewed and confirmed in 2006. Therefore this version remains current.
The electronic version of this International Standard can be downloaded from the ISO/IEC Information Technology Task Force (ITTF) web site
Specifies the Call Offer supplementary service (SS-CO), which is applicable to various basic services supported by Private Integrated Services Networks (PISN). Basic services are specified in ISO/IEC 11574.
Status: PublishedPublication date: 1996-09
Edition: 1Number of pages: 36
Technical Committee: ISO/IEC JTC 1/SC 6 Telecommunications and information exchange between systems
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