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ETSI ETS 300 203

Integrated Services Digital Network (ISDN); Call Forwarding Busy (CFB) supplementary service; Functional capabilities and information flows
standard by European Telecommunications Standards Institute, 12/01/1994
Publisher: ETSI

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

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Integrated Services Digital Network (ISDN); Completion of Calls on No Reply (CCNR) supplementary ser..

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Universal Mobile Telecommunications System (UMTS); Feasibility Technical Report - CAMEL Control of V..

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