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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).
Recommended Notification Procedures to Industry for Changes in Access Network Architecture
$109.00 $219.78
Network Interconnection Interoperability (NIIF) Reference Document Part II- Installation and Maintenance Responsibilities for Switched Access Services Feature Groups "B," "C," and "D"
$125.00 $250.29
Interim Non-Voice Emergency Services (INES) Report and Recommendations
$138.00 $277.14
Network Interconnection Interoperability (NIIF) Reference Document Part III- Attachment A- MTP Compatibility Tests
$27.00 $55.00
