Integrated Services Digital Network (ISDN) - Telephony 7 kHz and videotelephony teleservices; digital subscriber signalling system No. one (DSS 1) protocol - Part 1: Protocol specification; English version ETS 300267-1:1994
€116.64
Integrated Services Digital Network (ISDN) - Technical characteristics of telephony terminals - Part 1: General; English version I-ETS 300245-1:1994
€63.27
Integrated Services Digital Network (ISDN) - Technical characteristics of telephony terminals - Part 2: PCM A-law handset telephony; English version I-ETS 300245-2:1994
€56.17
Integrated Services Digital Network (ISDN) - Telephony 7 kHz teleservice - Terminal requirements necessary for end-to-end compatibility; English version I-ETS 300281:1994
€91.03
Integrated Services Digital Network (ISDN) - Audiovisual services - Frame structure for a 64 kbit/s to 1920 kbit/s channel and associated syntax for inband signalling; English version ETS 300144:1994
Integrated Services Digital Network (ISDN) - Audiovisual services - Videotelephone systems and terminal equipment operating on one or two 64 kbit/s channels; English version ETS 300145:1994
€77.20
Information technology. Telecommunications and information exchange between systems. Provision of the OSI connection-mode network service by packet mode terminal equipment connected to an Integrated Services Digital Network (ISDN)
€201.00
PNO-ISC specification number 008. C7 IUP-ISUP interworking
€172.00
PNO-ISC specification number 007. ISDN user part (ISUP)
€421.00
Specification Number DPNSS [189-I]. Interworking between DPNSS 1 and ISDN Signalling Systems
PNO-ISC Specification Number 008 IUP. ISUP Interworking
PNO-ISC Specification Number 007 ISDN User Part (ISUP)
Customer premises cabling for information technology. ISDN basic access
