Distribution automation using distribution line carrier systems - Part 4: Data communication protocols; Section 512: Systems management using profile IEC 61334-5-1 MIB; Management, Informationsbasis (MIB) (IEC 57/366/CD:1998)
€41.78
Private branch exchanges for connection to public switched telephone networks run by certain telecommunication operators Specification private with terminating stations treated as an entirety
€193.00
Information technology. Telecommunications and information exchange between systems. Private integrated services network. Circuit-mode multi-rate bearer services. Service description, functional capabilities and information flows
Transmission and Multiplexing (TM) - Generic requirements of transport functionality of equipment - Part 3-2: Synchronous Transport Module N (STM-N) regenerator and multiplex section layer functions; Implementation Conformance Statement (ICS) proforma specification; English version ETS 300417-3-2:1997
€214.30
Public Switched Telephone Network (PSTN) - Protocol over the local loop for display and related services; Terminal equipment requirements - Part 2: On-line data transmission; English version ETS 300778-2:1998
€56.17
Alarm systems. transmission systems and equipment Requirements for with voice communicators using the public switched telephone network
€95.00
Universal Personal Telecommunication (UPT) - UPT Phase 2 - Functional specification of the interface of a UPT Integrated Circuit Card (ICC) and Card Accepting Devices (CADs); UPT card accepting Dual Tone Multiple Frequency (DTMF) device; English version ETS 300477:1996
€173.74
Public Switched Telephone Network (PSTN) - Protocol over the local loop for display and related services - Terminal Equipment requirements - Part 1: Off-line data transmission; English version ETS 300778-1:1997
€105.42
Public Switched Telephone Network (PSTN) - Subscriber line protocol over the local loop for display (and related) services - Part 2: Off-hook data transmission; English version ETS 300659-2:1997
BUSINESS TELECOMMUNICATIONS (BTC). OPEN NETWORK PROVISION (ONP) TECHNICAL REQUIREMENTS. 2 048 KBIT/S DIGITAL UNSTRUCTURED LEASED LINE (D2048U). ATTACHMENT REQUIREMENTS FOR TERMINAL EQUIPMENT INTERFACE.
€71.00
BUSINESS TELECOMMUNICATIONS (BTC). 2048 KBIT/S DIGITAL STRUCTURED LEASED LINES (D2048S). ATTACHMENT REQUIREMENTS FOR TERMINAL EQUIPMENT INTERFACE.
€77.00
BUSINESS TELECOMMUNICATIONS (BTC). 64 KBIT/S DIGITAL UNRESTRICTED LEASED LINE WITH OCTET INTEGRITY (D64U). ATTACHMENT REQUIREMENTS FOR TERMInal equipment interface.
€72.00
Alarm systems. transmission systems and equipment Requirements for used in with digital communicators using the public switched telephone network
€165.00
Alarm systems. transmission systems and equipment Requirements for used in with voice communicators using the public switched telephone network
Alarm systems. transmission systems and equipment Requirements for with digital communicators using the public switched telephone network
