A block of one hundred numbers has been set aside in the Q-Series for the development of intelligent network (IN) Recommendations. This Recommendation, the first in that series, has been developed to organize the Recommendations in a meaningful way to ass
ITU-T Q.1200-1993 history
1997ITU-T Q.1200-1997 General Series Intelligent Network Recommendation Structure - Series Q: Switching and Signalling - Intelligent Network Study Group 11; 11 pp