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The Alliance for Telecommunications Industry Solutions, 11/12/2018
Publisher: ATIS
File Format: PDF
$124.00$249.52
Published:12/11/2018
Pages:147
Design Layout Report Guidelines For Access Service - Industry Support Interface (DLR-ISI)
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Number Portability Operator Services Switching Systems (Revision of T1.TRQ.1-1999)
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Unified Ordering Model (UOM) - Volume III - Design - For Access Service Ordering Guidelines (ASOG)
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Thousands Block Number Pooling Using Number Portability (Revision of T1.TRQ-4-1999)
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