IN (Intelligent Network)

IN (Intelligent Network) is the standard network architecture specified in the ITU-T Q.1200 series recommendations. It is intended for fixed as well as mobile telecom networks. It allows operators to differentiate themselves by providing value-added services in addition to the standard telecom services such as PSTN, ISDN and GSM services on mobile phones.


 * Wikipedia definition
 * ITU-T Q.1200 General series Intelligent Network Recommendation structure