Integrated Services Digital Network (ISDN) - Direct Dialling In (DDI) supplementary service; Digital Subscriber Signalling System No. one (DSS1) protocol - Part 5: Test Suite Structure and Test Purposes (TSS&TP) specification for the network; English version ETS 300064-5:1997
€41.78
Integrated Services Digital Network (ISDN) - Direct Dialling In (DDI) 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; English version ETS 300064-6:1997
€84.58
Integrated Services Digital Network (ISDN) - Calling Line Identification Presentation (CLIP) supplementary service; Digital Subscriber Signalling System No. one (DSS1) protocol - Part 4: Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma specification for user; English version ETS 300092-4:1997
€77.20
Integrated Services Digital Network (ISDN) - Calling Line Identification Presentation (CLIP) supplementary service; Digital Subscriber Signalling System No. one (DSS1) protocol - Part 5: Test Suite Structure and Test Purposes (TSS&TP) specification for the network; English version ETS 300092-5:1997
€56.17
Integrated Services Digital Network (ISDN) - Calling Line Identification Presentation (CLIP) 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; English version ETS 300092-6:1997
Integrated Services Digital Network (ISDN) - Calling Line Identification Restriction (CLIR) supplementary service; Digital Subscriber Signalling System No. one (DSS1) protocol - Part 4: Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma specification for the user; English version ETS 300093-4:1997
€63.27
Integrated Services Digital Network (ISDN) - Calling Line Identification Restriction (CLIR) 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; English version ETS 300093-6:1997
Integrated Services Digital Network (ISDN) - Supplementary service interactions; Digital Subscriber Signalling System No. one (DSS1) protocol - Part 5: Test Suite Structure and Test Purposes (TSS&TP) specification for the network; English version ETS 300195-5:1997
€157.10
Integrated Services Digital Network (ISDN) - Freephone (FPH) supplementary service; Digital Subscriber Signalling System No. one (DSS1) protocol - Part 3: Test Suite Structure and Test Purposes (TSS&TP) specification for the user; English version ETS 300210-3:1997
Integrated Services Digital Network (ISDN) - Freephone (FPH) supplementary service; Digital Subscriber Signalling System No. one (DSS1) protocol - Part 5: Test Suite Structure and Test Purposes (TSS&TP) specification for the network; English version ETS 300210-5:1997
Integrated Services Digital Network (ISDN) - Telephony 7 kHz and videotelephony teleservices; Digital Subscriber Signalling System No. one (DSS1) protocol - Part 3: Test Suite Structure and Test Purposes (TSS&TP) specification for the user; English version ETS 300267-3:1997
€173.74
Integrated Services Digital Network (ISDN) - User-to-User Signalling (UUS) supplementary service; Digital Subscriber Signalling System No. one (DSS1) protocol - Part 3: Test Suite Structure and Test Purposes (TSS&TP) specification for the user; English version ETS 300286-3:1997
€91.03
Customer premises cabling for information technology - Part 1: ISDN basic access; German version pEN 50098-1:1998
Broadband Integrated Services Digital Network (B-ISDN) - Traffic control and congestion control in B-ISDN [ITU-T-Recommendation I.371 (1996)]; English version ETS 300301:1995
€34.30
Broadband Integrated Services Digital Network (B-ISDN) - Digital Subscriber Signalling System No. two (DSS2) protocol - B-ISDN user-network interface layer 3 specification for point-to-multipoint call/bearer control - Part 1: Protocol specification [ITU-T Recommendation Q.2971 (1995), modified]; English version ETS 300771-1:1997