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ETSI GSM 09.10 DCS : 030000
ETSI GSM 09.10 DCS : 030000 INFORMATION ELEMENT MAPPING BETWEEN MS-BSS/BSS-MSC SIGNALLING PROCEDURES AND MAP European Telecommunications Standards Institute
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ETS 300 536 : 20004
ETS 300 536 : 20004 DIGITAL CELLULAR TELECOMMUNICATION SYSTEM (PHASE 2) - TECHNICAL REALIZATION OF THE SHORT MESSAGE SERVICE (SMS) POINT-TO-POINT (PP) European Telecommunications Standards Institute
$35.10 $78.00 -55%Reduced price!In stock -
ETS 300 559 : 20004
ETS 300 559 : 20004 DIGITAL CELLULAR TELECOMMUNICATIONS SYSTEM (PHASE 2) - POINT-TO-POINT (PP) SHORT MESSAGE SERVICE (SMS) SUPPORT ON MOBILE RADIO INTERFACE European Telecommunications Standards Institute
$35.10 $78.00 -55%Reduced price!In stock -
ETS 300 402-4 : 20001
ETS 300 402-4 : 20001 INTEGRATED SERVICES DIGITAL NETWORK (ISDN) - DIGITAL SUBSCRIBER SIGNALLING SYSTEM NO. ONE (DSS1) - PROTOCOL - DATA LINK LAYER - PROTOCOL IMPLEMENTATION CONFORMANCE STATEMENT (PICS) PROFORMA SPECIFICATION FOR THE GENERAL PROTOCOL European Telecommunications Standards Institute
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ETR 251 : 20001
ETR 251 : 20001 PUBLIC SWITCHED TELEPHONE NETWORK (PSTN) - SIGNALLING SYSTEM R2 -DIGITAL LINE SIGNALLING European Telecommunications Standards Institute
$35.10 $78.00 -55%Reduced price!In stock -
ETSI GSM 03.49 : 050700
ETSI GSM 03.49 : 050700 DIGITAL CELLULAR TELECOMMUNICATIONS SYSTEM (PHASE 2+); EXAMPLE PROTOCOL STACKS FOR INTERCONNECTING CELL BROADCAST CENTRE (CBC) AND BASE STATION CONTROLLER (BSC) (GSM 03.49 VERSION 5.7.0 RELEASE 1996) European Telecommunications Standards Institute
$35.10 $78.00 -55%Reduced price!In stock -
ETS 300 418 : 20001
ETS 300 418 : 20001 BUSINESS TELECOMMUNICATIONS (BTC) - 2048 KBIT/S DIGITAL UNSTRUCTURED AND STRUCTURED LEASED LINES (D2048U AND D2048S) - NETWORK INTERFACE PRESENTATION European Telecommunications Standards Institute
$35.10 $78.00 -55%Reduced price!In stock -
ETSI GSM 03.12 : 050000
ETSI GSM 03.12 : 050000 DIGITAL CELLULAR TELECOMMUNICATIONS SYSTEM - LOCATION REGISTRATION PROCEDURES European Telecommunications Standards Institute
$35.10 $78.00 -55%Reduced price!In stock -
ETR 085 : 20001
ETR 085 : 20001 TRANSMISSION AND MULTIPLEXING (TM) - GENERIC FUNCTIONAL ARCHITECTURE OF TRANSPORT NETWORK European Telecommunications Standards Institute
$35.10 $78.00 -55%Reduced price!In stock -
ETR 078 : 20001
ETR 078 : 20001 MAINTENANCE - TELECOMMUNICATIONS MANAGEMENT NETWORK - TMN INTERFACE SPECIFICATION METHODOLOGY European Telecommunications Standards Institute
$35.10 $78.00 -55%Reduced price!In stock -
ETS 300 133-4 : 20002
ETS 300 133-4 : 20002 ELECTROMAGNETIC COMPATIBILITY AND RADIO SPECTRUM MATTERS (ERM); ENHANCED RADIO MESSAGE SYSTEMS (ERMES); PART 4: AIR INTERFACE SPECIFICATION European Telecommunications Standards Institute
$35.10 $78.00 -55%Reduced price!In stock -
ETS 300 513 : 20001
ETS 300 513 : 20001 EUROPEAN DIGITAL CELLULAR TELECOMMUNICATIONS SYSTEM (PHASE 2) - OPERATOR DETERMINED BARRING European Telecommunications Standards Institute
$35.10 $78.00 -55%Reduced price!In stock
