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[ Calling Party Number Delivery, Calling Line Identification and Origination Identification ]
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[ Best Practice Guide on Misuse ]
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[ SG2 general announcements ]
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[ Reserved mailing list for NCT members ]
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[ Mailing list for next study period discussions ]
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[ Applications for shared numbering resources ]
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[ Application of numbering, naming, addressing and identification plans for fixed and mobile telecommunications services ]
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[ Routing and interworking plan for fixed and mobile networks ]
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[ Service and operational aspects of telecommunications, including service definition ]
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[ Requirements, priorities and planning for telecommunication management and OAM Recommendations ]
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[ Management Architecture and Security ]
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[ Interface specifications and specification methodology ]
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[ Standardization Vocabulary Committee (SCV) relevant issues ]
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[ Numbering, naming, addressing, routing and service provision ]
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[ Telecommunication management and network and service operations ]