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EN 300 138-1 : 1.3.4
EN 300 138-1 : 1.3.4 INTEGRATED SERVICES DIGITAL NETWORK (ISDN) - CLOSED USER GROUP (CUG) SUPPLEMENTARY SERVICE - DIGITAL SUBSCRIBER SIGNALLING SYSTEM NO. ONE (DSS1) PROTOCOL - PART 1: PROTOCOL SPECIFICATION European Telecommunications Standards Institute
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EN 300 141-5 : 1.2.4
EN 300 141-5 : 1.2.4 INTEGRATED SERVICES DIGITAL NETWORK (ISDN) - CALL HOLD (HOLD) SUPPLEMENTARY SERVICE - DIGITAL SUBSCRIBER SIGNALLING SYSTEM NO. ONE (DSS1) PROTOCOL - PART 5: TEST SUITE STRUCTURE AND TEST PURPOSES (TSS&TP) SPECIFICATION FOR THE NETWORK European Telecommunications Standards Institute
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EN 300 182-6 : 1.4.1
EN 300 182-6 : 1.4.1 INTEGRATED SERVICES DIGITAL NETWORK (ISDN); ADVICE OF CHARGE (AOC) SUPPLEMENTARY SERVICE; DIGITAL SUBSCRIBER SIGNALLING SYSTEM NO.ONE (DSS1) PROTOCOL; PART 6: ABSTRACT TEST SUITE (ATS) AND PARTIAL PROTOCOL IMPLEMENTATION EXTRA INFORMATION FOR TESTING (PIXIT) PROFORMA SPECIFICATION FOR THE NETWORK...
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EN 300 185-6 : 1.3.4
EN 300 185-6 : 1.3.4 INTEGRATED SERVICES DIGITAL NETWORK (ISDN); CONFERENCE CALL, ADD-ON (CONF) SUPPLEMENTARY SERVICE; DIGITAL SUBSCRIBER SIGNALLING SYSTEM NO.ONE (DSS1) PROTOCOL; PART 6: ABSTRACT TEST SUITE (ATS) AND PARTIAL PROTOCOL IMPLEMENTATION EXTRA INFORMATION FOR TESTING (PIXIT) PROFORMA SPECIFICATION FOR THE NETWORK...
$35.10 $78.00 -55%Reduced price!In stock -
EN 300 141-2 : 1.2.4
EN 300 141-2 : 1.2.4 INTEGRATED SERVICES DIGITAL NETWORK (ISDN) - CALL HOLD (HOLD) SUPPLEMENTARY SERVICE - DIGITAL SUBSCRIBER SIGNALLING SYSTEM NO.ONE (DSS1) PROTOCOL - PART 2: PROTOCOL IMPLEMENTATION CONFORMANCE STATEMENT (PICS) PROFORMA SPECIFICATION European Telecommunications Standards Institute
$35.10 $78.00 -55%Reduced price!In stock -
EN 300 188-1 : 1.2.4
EN 300 188-1 : 1.2.4 INTEGRATED SERVICES DIGITAL NETWORK (ISDN) - THREE-PARTY (3PTY) SUPPLEMENTARY SERVICE - DIGITAL SUBSCRIBER SIGNALLING SYSTEM NO. ONE (DSS1) PROTOCOL - PART 1: PROTOCOL SPECIFICATION European Telecommunications Standards Institute
$35.10 $78.00 -55%Reduced price!In stock -
EN 300 185-3 : 1.2.4
EN 300 185-3 : 1.2.4 INTEGRATED SERVICES DIGITAL NETWORK (ISDN) CONFERENCE CALL, ADD-ON (CONF) SUPPLEMENTARY SERVICE - DIGITAL SUBSCRIBER SIGNALLING SYSTEM NO. ONE (DSS1) PROTOCOL - PART 3: TEST SUITE STRUCTURE AND TEST PURPOSES (TSS&TP) SPECIFICATION FOR THE USER European Telecommunications Standards Institute
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EN 300 098-1 : 1.2.4
EN 300 098-1 : 1.2.4 INTEGRATED SERVICES DIGITAL NETWORK (ISDN) - CONNECTED LINE IDENTIFICATION RESTRICTION (COLR) SUPPLEMENTARY SERVICE - DIGITAL SUBSCRIBER SIGNALLING SYSTEM NO.ONE (DSS1) PROTOCOL - PART 1: PROTOCOL SPECIFICATION European Telecommunications Standards Institute
$35.10 $78.00 -55%Reduced price!In stock -
EN 300 130-6 : 1.3.4
EN 300 130-6 : 1.3.4 INTEGRATED SERVICES DIGITAL NETWORK (ISDN) - MALICIOUS CALL IDENTIFICATION (MCID) SUPPLEMENTARY SERVICE - DIGITAL SUBSCRIBER SIGNALLING SYSTEM NO.ONE (DSS1) PROTOCOL - PART 6: ABSTRACT TEST SUITE (ATS) AND PARTIAL PROTOCOL IMPLEMENTATION EXTRA INFORMATION FOR TESTING (PIXIT) PROFORMA SPECIFICATION FOR THE...
$35.10 $78.00 -55%Reduced price!In stock -
EN 300 210-1 : 1.2.4
EN 300 210-1 : 1.2.4 INTEGRATED SERVICES DIGITAL NETWORK (ISDN) - FREEPHONE (FPH) SUPPLEMENTARY SERVICES - DIGITAL SUBSCRIBER SIGNALLING SYSTEM NO. ONE (DSS1) PROTOCOL - PART 1: PROTOCOL SPECIFICATION European Telecommunications Standards Institute
$35.10 $78.00 -55%Reduced price!In stock -
EN 300 210-2 : 1.2.4
EN 300 210-2 : 1.2.4 INTEGRATED SERVICES DIGITAL NETWORK (ISDN) - FREEPHONE (FPH) SUPPLEMENTARY SERVICE - DIGITAL SUBSCRIBER SIGNALLING SYSTEM NO. ONE (DSS1) PROTOCOL - PART 2: PROTOCOL IMPLEMENTATION CONFORMANCE STATEMENT (PICS) PROFORMA SPECIFICATION European Telecommunications Standards Institute
$35.10 $78.00 -55%Reduced price!In stock -
EN 300 188-2 : 1.2.4
EN 300 188-2 : 1.2.4 INTEGRATED SERVICES DIGITAL NETWORK (ISDN) - THREE-PARTY (3PTY) SUPPLEMENTARY SERVICE - DIGITAL SUBSCRIBER SIGNALLING SYSTEM NO. ONE (DSS1) PROTOCOL - PART 2: PROTOCOL IMPLEMENTATION CONFORMANCE STATEMENT (PICS) PROFORMA SPECIFICATION European Telecommunications Standards Institute
$35.10 $78.00 -55%Reduced price!In stock
