This report defines, describes, and provides an evaluation of the concept of Unassigned Number Porting (UNP) by the industry in response to FCC 00-104, paragraph 231 and resolves INC Issues 177 and 222.
ATIS 0300069(2001-01)
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Report on unassigned Number Porting (UNP)
The Alliance for Telecommunications Industry Solutions , 01/01/2001











