Q.731.4: Stage 3 Description for number identification supplementary services using Signalling System no.7 - Calling Line Identification Restriction
This Recommendation provides signalling procedure for calling line identification restriction (CLIR). It provides service description, coding requirements and operation requirements of CLIR. It also contains the signalling requirements for originating local exchange, transit exchange, international gateway exchange and destination exchange. Interaction with other supplement services, interaction with other network and dynamic description are included as well.
AAP Current Status
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