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Work item:
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E.157 (ex E.CPND)
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Subject/title:
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International Calling Party Number Delivery
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Status:
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[Carried to next study period]
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Approval process:
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TAP
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Type of work item:
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Recommendation
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Version:
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-
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Equivalent number:
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-
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Timing:
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-
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Liaison:
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-
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Supporting members:
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-
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Summary:
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This recommendation describes the main characteristics of International calling party number delivery i.e., based on bilateral/multi-lateral agreement between operators in different countries , calling party numbers delivered across boundaries of countries. It clarifies the relationship between calling party number delivery and number identification supplementary service. It also provides guidance for the delivery of the calling party number across the boundaries of countries and the timing of the implementation (short term and long term), which are technology neutral.
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Comment:
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-
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Reference(s):
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Historic references:
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Contact(s):
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| ITU-T A.5 justification(s): |
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First registration in the WP:
2008-05-16 10:45:24
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Last update:
2008-11-07 13:44:47
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