Customer premises cabling for information technology ISDN basic access
€269.00
Information technology. Use of X.25 packet layer protocol to provide the OSI connection-mode network service over the telephone network
€193.00
Information technology. Use of X.25 packet layer protocol in conjunction with X.21/X.21 bis to provide the OSI connection-mode network service
Information technology. Provision of the OSI connection-mode network service by packet mode terminal equipment to an integrated services digital network (ISDN)
Customer premises cabling for information technology 2048 kbit/s ISDN primary access and leased line network interface
Information technology. Configuration of customer premises cabling (CPC) for applications ISDN basic access
Information technology. Protocol for providing the connectionless-mode network service Provision of underlying by ISDN circuit-switched B-channels
Information technology. Telecommunications and information exchange between systems. Interface connector and contact assignments for ISDN primary rate access connector located at reference points S and T
Customer premises cabling for information technology. ISDN basic access
PNO-ISC specification number 007. ISDN user part (ISUP)
€404.00
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)
PNO-ISC specification number 008. C7 IUP-ISUP interworking
€165.00
