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Technical rule [CURRENT]

ITU-T Q.627
Interworking of signalling systems - Logic procedures for outgoing signalling system No. 7 (ISUP)

Title (German)

Zusammenwirken von Zeichengabesystemen - Logikprozeduren für das abgehende Zeichengabesystem Nr. 7 (ISUP)

Edition 1993-03
Original language English
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