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The Alliance for Telecommunications Industry Solutions, 09/01/2017
Publisher: ATIS
File Format: PDF
$115.00$230.04
Published:01/09/2017
NRSC Bulletin No. 2013-001: Copper Theft Deterrent
$116.00 $232.80
Interworking between the ISDN User-Network Interface Protocol and Signalling System Number 7 ISDN User Part
$137.00 $275.00
Digital Subscriber Signaling System No. 1 (DSS1) - Layer 3 Overview
$30.00 $60.00
ISDN - Call Deflection Supplementary Service
$110.00 $220.00