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The Alliance for Telecommunications Industry Solutions, 06/01/2003
Publisher: ATIS
File Format: PDF
$140.00$281.92
Published:01/06/2003
Objective Measurement of Telephone Band Speech Quality Using Measuring Normalizing Blocks (MNBs)
$30.00 $60.00
500/900 Report on LEC number Portability
$12.00 $25.00
Uniform Dialing Plan
Toll Free Resource Exhaust Relief Planning guidelines