Taiwan Provincial Standard of the People's Republic of China
Latest
CNS 14218-1998
Scope
ISDN User Paer (ISUP) is a protocol of Signaling System No. 7 that provides basic transport services and signaling functions required to support ISDN voice and non-voice applications and additional services. The ISDN User Agreement also applies to proprietary telephone networks, circuit-switched data networks, analog networks, and mixed analog and digital networks. ISDN User Department is also suitable for domestic applications
CNS 14218-1998 history
1998CNS 14218-1998 Functional description of the ISDN user part of signalling system no.7