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Status : Withdrawn
Standard Type : Main
Document No : ISO/IEC 22535:2005
Document Year : 2005
Pages : 11
Edition : 1
"QSIG" is a signalling protocol that operates between Private Integrated services Network eXchanges (PINX) within a Private Integrated Services Network (PISN). A PISN provides circuit-switched basic services and supplementary services to its users. QSIG is specified in International StandardDetails, in particular ISO/IEC 11572 and ISO/IEC 11582.