Your shopping cart is empty!
The Alliance for Telecommunications Industry Solutions, 03/01/2014
Publisher: ATIS
File Format: PDF
$132.00$264.89
Published:01/03/2014
Pages:235
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