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ETSI ETS 300 063

Integrated Services Digital Network (ISDN); Direct Dialling In (DDI) supplementary service; Functional capabilities and information flows
standard by European Telecommunications Standards Institute, 10/01/1991
Publisher: ETSI

$9.00$17.50

Stage 2 descriptions for priority 1 and 2 services covered in the MoU on ISDN

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Universal Mobile Telecommunications System (UMTS); Radio Interface Protocol Architecture (3GPP TS 25..

$21.00 $41.00

Integrated Services Digital Network (ISDN); User-to-User Signalling (UUS) supplementary service; Dig..

$85.00 $169.50

Digital cellular telecommunications system; Multi Party (MPTY) supplementary services; Stage 2 (GSM ..

$13.00 $25.50

Public Switched Telephone Network (PSTN); Signalling System R2; Conversion between analogue and digi..

$7.00 $14.00