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The Alliance for Telecommunications Industry Solutions, 07/01/2008
Publisher: ATIS
File Format: PDF
$125.00$251.72
Published:01/07/2008
ISDN - Call Park Supplementary Service - Generic Procedures for the Control of ISDN supplementary Services, Clarification for Number Identification
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ISDN - Conference Calling Supplementary Service - Operations Across Multiple Interfaces
Overview and Reference for GSTN Multimedia Terminals
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Automatic Number Identification (ANI) Information Digit Codes
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