ISO/IEC 20161:2001 Preview
Information technology -- Telecommunications and information exchange between systems -- Private Integrated Services Network -- Use of QSIG at the C reference point between a PINX and an Interconnecting Network
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
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A standard is reviewed every 5 years
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