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The Alliance for Telecommunications Industry Solutions, 10/01/2021
Publisher: ATIS
File Format: PDF
$134.00$269.18
Published:01/10/2021
This document specifies guidelines for the administration and assignment of Central Office (CO) Codes (NPA-NXX) and Thousands-Blocks (NPA-NXX-Xs) to Local Number Portability (LNP)-capable Service Provider (SPs) within geographic numbering plan areas (NPAs).
Overview and Operational Considerations Related to the Application of Information Spoofing Mitigation Techniques to 9-1-1 and Callback Calls in an End-State NG9-1-1 Environment
$137.00 $275.09
Unified Ordering Model (UOM) Volume II - Analysis - For Access Service Ordering Guidelines (ASOG)
$100.00 $201.04
Access Service Request (ASR) Guidelines Version 64
$124.00 $249.29
Unified Ordering Model (UOM) - Volume III - Design - For Access Service Ordering Guidelines (ASOG)
$114.00 $228.14
