Signalling System No. 7 ISDN User Part formats and codes Amendment 2: Support for the International Emergency Preference Scheme SERIES Q: SWITCHING AND SIGNALLING Specifications of Signalling System No. 7 ISDN user part Study Group 11
This amendment was produced to meet the urgent need for the implementation of the International Emergency Preference Scheme (IEPS) as specified in ITU-T Rec. E.106.