Private Integrated Services Network (PISN) - Cordless Terminal Mobility (CTM); Inter-exchange signalling protocol; Cordless terminal outgoing call additional network feature for the VPN "b" service entry point - Part 2: Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma specification (Endorsement of the English version EN 301451-2 V 1.4.1 (2002-01) as German Standard)
Edition 2002-11

Broadband Integrated Services Digital Network (B-ISDN); Digital Subscriber Signalling System No. two (DSS2) protocol - B-ISDN user-network interface layer 3 specification for basic call/bearer control - Part 6: Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma specification for the network (Endorsement of the English version EN 300443-6 V 1.3.1 (2001-06) as German standard)
Edition 2003-11

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 (Endorsement of the English version EN 300182-6 V 1.4.1 (2001-06) as German Standard)
Edition 2002-03

Broadband Integrated Services Digital Network (B-ISDN) - AAL Type 2 Signalling protocol; Capability Set 1 - Part 4: Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma specification (Endorsement of the English version EN 301816-4 V 1.1.2 (2002-04) as German Standard)
Edition 2002-12

Integrated Services Digital Network (ISDN) - Advice of Charge (AOC) 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 (Endorsement of the English version EN 300182-4 V 1.4.1 (2001-06) as German Standard)
Edition 2002-03

V interfaces at the digital Local Exchange (LE) - V5.2 interface for the support of Access Network (AN) - Part 4: Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma specification for the network layer (AN side) (Endorsement of the English version EN 300347-4 V 3.1.1 (2001-03) as German Standard)
Edition 2001-12

V interfaces at the digital Local Exchange (LE) - V5.1 interface for the support of Access Network (AN) - Part 6: Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma specification for the network layer (LE side) (Endorsement of the English version EN 300324-6 V 3.1.1 (2001-03) as German Standard)
Edition 2001-12

Integrated Services Digital Network (ISDN) - Signalling System No. 7; Interworking between ISDN User Part (ISUP) version 2 and Digital Subscriber Signalling System No. one (DSS1) - Part 4: Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma specification (Endorsement of the English version EN 300899-4 V 1.1.1 (2002-04) as German Standard)
Edition 2003-01

Broadband Integrated Services Digital Network (B-ISDN) - Digital Subscriber Signalling System No. two (DSS2) protocol - Quality of Service class and parameters indication at call/connection establishment - Part 4: Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma specification for the user (Endorsement of the English version EN 301815-4 V 1.1.1 (2002-10) as German standard)
Edition 2003-07

Broadband Integrated Services Digital Network (B-ISDN) - Digital Subscriber Signalling System No. two (DSS2) protocol - Quality of Service class and parameters indication at call/connection establishment - Part 6: Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma specification for the network (Endorsement of the English version EN 301815-6 V 1.1.1 (2002-10) as German standard)
Edition 2003-07