Integrated Services Digital Network (ISDN); Teletex end-to-end protocol over the ISDN; English version ETS 300081:1993
€41.78
Integrated Services Digital Network (ISDN); Three-Party (3PTY) supplementary service; service description; English version ETS 300186:1993
Integrated Services Digital Network (ISDN); syntax-based videotex lower layers protocols for ISDN packet mode (CCITT Recommendation X.31 case A and case B); English version ETS 300218:1993
€98.32
Integrated Services Digital Network (ISDN); user-network interface layer 3; specifications for basic call control; English version ETS 300102-1:1990/A2:1993
Integrated Services Digital Network (ISDN); conference call, add-on (CONF) supplementary service; functional capabilities and information flows; English version ETS 300184:1993 + Corrigendum September 1993
€77.20
Network aspects (NA); accessibility for 64 kbit/s circuit switched international end-to-end ISDN traffic relations; English version ETS 300251:1993
Integrated Services Digital Network (ISDN) - Programming Communication Interface (PCI) for Euro-ISDN; English version ETS 300325:1994
€229.44
Integrated Services Digital Network (ISDN) - Access digital section for ISDN primary rate; English version ETS 300233:1994
€157.10
Integrated Services Digital Network (ISDN) - Telephony 7 kHz teleservice - Functional capabilities and information flows; English version ETS 300265:1994
€63.27
Integrated Services Digital Network (ISDN) - Videotelephony teleservice - Functional capabilities and information flows; English version ETS 300266:1994
€84.58
Integrated Services Digital Network (ISDN) - Facsimile group 4 class 1 on the ISDN - Functional specification of the equipment; English version ETS 300087:1994
Integrated Services Digital Network (ISDN) - Attachment requirements for terminal equipment to connect to an ISDN using ISDN basic access - Layer 3 aspects; English version ETS 300104:1991/A1:1994
Integrated Services Digital Network (ISDN) - Facsimile group 4 class 1 equipment on the ISDN - End-to-end protocols; English version ETS 300112:1994
€105.42
Integrated Services Digital Network (ISDN) - Telephony 7 kHz teleservice - Service description; English version ETS 300263:1994
€56.17
Integrated Services Digital Network (ISDN) - Videotelephony teleservice - Service description; English version ETS 300264:1994
