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The Alliance for Telecommunications Industry Solutions, 12/01/2008
Publisher: ATIS
File Format: PDF
$124.00$248.30
Published:01/12/2008
Broadband ISDN - ATM Layer Functionality and Specification
$110.00 $220.00
Digital Subscriber Signaling System No. 1 (DSS1) - Signaling Specification for the User Signaling Bearer Service
$55.00 $110.00
Integrated Services Digital Network (ISDN) - User-to-User Signaling Supplementary Service
$87.00 $175.00
ISDN - Call Hold Supplementary Service
$72.00 $145.00