ECMA 243 : 1997
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
PRIVATE INTEGRATED SERVICES NETWORK (PISN) - CORDLESS TERMINAL MOBILITY (CTM) - INTER-EXCHANGE SIGNALLING PROTOCOL - CORDLESS TERMINAL AUTHENTICATION SUPPLEMENTARY SERVICES (QSIG-CTAU)
09-11-2018
12-01-2013
Defines the signalling protocol for supporting the Authentication supplementary services (SS-CTAT and SS-CTAN) at the Q reference point between Private Integrated Services Network Exchanges connected within a Private Integrated Services Network (PISN). These authenticating services comprise two related but distinct supplementary services, i.e. authentication of a CTM user and authentication of the PISN.
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