ITU-T Q.932-1998 Digital Subscriber Signalling System No. 1 - Generic Procedures for the Control of ISDN Supplementary Services - Series Q: Switching and Signalling - Digital Subscriber Signalling System No.1 - Network Layer Study Group 11; 126 pp
This Recommendation defines the generic procedures applicable for the control of supplementary services at the user-network interface.
ITU-T Q.932-1998 history
1998ITU-T Q.932-1998 Digital Subscriber Signalling System No. 1 - Generic Procedures for the Control of ISDN Supplementary Services - Series Q: Switching and Signalling - Digital Subscriber Signalling System No.1 - Network Layer Study Group 11; 126 pp
1993ITU-T Q.932-1993 (WITHDRAWN) Digital Subscriber Signalling System No. 1 (DSS 1) - Generic Procedures for the Control of ISDN Supplementary Services - Digital Subscriber Signalling System No. 1 Network Layer (Study Group XI) 92 pp