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TR 101 643 : 8.0.0
TR 101 643 : 8.0.0 DIGITAL CELLULAR TELECOMMUNICATIONS SYSTEM (PHASE 2+); GENERAL NETWORK INTERWORKING SCENARIOS European Telecommunications Standards Institute
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TR 101 635 : 7.0.0
TR 101 635 : 7.0.0 DIGITAL CELLULAR TELECOMMUNICATIONS SYSTEM (PHASE 2+) - EXAMPLE PROTOCOL STACKS FOR INTERCONNECTING SERVICE CENTRE(S) (SC) AND MOBILE-SERVICES SWITCHING CENTRE(S) (MSC) (GSM 03.47 VERSION 7.0.0 RELEASE 1998) European Telecommunications Standards Institute
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TR 101 664 : 1.1.1
TR 101 664 : 1.1.1 INTELLIGENT NETWORK (IN) - IN INTERCONNECT SECURITY FEATURES European Telecommunications Standards Institute
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TS 101 628 : 7.0.0
TS 101 628 : 7.0.0 DIGITAL CELLULAR TELECOMMUNICATIONS SYSTEM (PHASE 2+) - PACKET DATA ON SIGNALLING CHANNELS SERVICE (PDS) - STAGE 1 European Telecommunications Standards Institute
$35.10 $78.00 -55%Reduced price!In stock -
TS 100 976 : 7.2.0
TS 100 976 : 7.2.0 DIGITAL CELLULAR TELECOMMUNICATIONS SYSTEM (PHASE 2+); GENERAL REQUIREMENTS ON INTERWORKING BETWEEN THE PUBLIC LAND MOBILE NETWORK (PLMN) AND THE INTEGRATED SERVICES DIGITAL NETWORK (ISDN) OR PUBLIC SWITCHED TELEPHONE NETWORK (PSTN) European Telecommunications Standards Institute
$35.10 $78.00 -55%Reduced price!In stock -
TS 100 569 : 7.0.0
TS 100 569 : 7.0.0 DIGITAL CELLULAR TELECOMMUNICATIONS SYSTEM (PHASE 2+) - CLOSED USER GROUP (CUG) SUPPLEMENTARY SERVICES - STAGE 3 European Telecommunications Standards Institute
$35.10 $78.00 -55%Reduced price!In stock -
TS 100 594 : 8.0.1
TS 100 594 : 8.0.1 DIGITAL CELLULAR TELECOMMUNICATIONS SYSTEM (PHASE 2+); BSC-BTS LAYER 1; STRUCTURE OF PHYSICAL CIRCUITS European Telecommunications Standards Institute
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ES 201 658 : 1.1.1
ES 201 658 : 1.1.1 TERRESTRIAL TRUNKED RADIO (TETRA); DIGITAL ADVANCED WIRELESS SERVICE (DAWS); LOGICAL LINK CONTROL (LLC) SERVICE DESCRIPTION European Telecommunications Standards Institute
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ES 201 660 : 1.1.1
ES 201 660 : 1.1.1 TERRESTRIAL TRUNKED RADIO (TETRA); DIGITAL ADVANCED WIRELESS SERVICE (DAWS); PHYSICAL LAYER (PHY) SERVICE DESCRIPTION European Telecommunications Standards Institute
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TS 100 528 : 8.3.0
TS 100 528 : 8.3.0 DIGITAL CELLULAR TELECOMMUNICATIONS SYSTEM (PHASE 2+) - GSM PUBLIC LAND MOBILE NETWORK (PLMN) CONNECTION TYPES European Telecommunications Standards Institute
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TS 100 515 : 7.0.1
TS 100 515 : 7.0.1 DIGITAL CELLULAR TELECOMMUNICATIONS SYSTEM (PHASE 2+) - CALL FORWARDING (CF) SUPPLEMENTARY SERVICES - STAGE 1 European Telecommunications Standards Institute
$35.10 $78.00 -55%Reduced price!In stock -
TR 101 156 : 1.1.5
TR 101 156 : 1.1.5 TERRESTRIAL TRUNKED RADIO (TETRA) - TECHNICAL REQUIREMENTS SPECIFICATION FOR DIGITAL ADVANCED WIRELESS SERVICE (DAWS) European Telecommunications Standards Institute
$35.10 $78.00 -55%Reduced price!In stock
