Access and Terminals (AT) - 34 Mbit/s digital leased lines (D34U and D34S) - Connection characteristics
Edition 2001-11-01

Access and Terminals (AT) - 140 Mbit/s digital leased lines (D140U and D140S) - Connection characteristics
Edition 2001-11-01

Access and Terminals (AT) - Multiple 64 kbit/s digital unrestricted leased lines with octet integrity presented at a structured 2 048 kbit/s interface at either or both ends (D64M) - Connection characteristics and network interface presentation
Edition 2001-11-01

Broadband Integrated Services Digital Network (B-ISDN) - Digital Subscriber Signalling System No. two (DSS2) protocol - Connection characteristics - Peak cell rate modification by the connection owner - Part 1: Protocol specification [ITU-T Recommendation Q.2963.1 (1996), modified]
Edition 1999-08-01

Broadband Integrated Services Digital Network (B-ISDN) - Digital Subscriber Signalling System No. two (DSS2) protocol - Connection characteristics - Peak cell rate modification by the connection owner - Part 2: Protocol Implementation Conformance Statement (PICS) proforma specification
Edition 1999-08-01

Broadband Integrated Services Digital Network (B-ISDN) - Digital Subscriber Signalling System No. two (DSS2) protocol - Connection characteristics - Peak cell rate modification by the connection owner - Part 3: Test Suite Structure and Test Purposes (TSS&TP) specification for the user
Edition 2000-12-01

Broadband Integrated Services Digital Network (B-ISDN) - Digital Subscriber Signalling System No. two (DSS2) protocol - Connection characteristics - Peak cell rate modification by the connection owner - Part 4: Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma specification for the user (incl. Diskette!!!)
Edition 2000-12-01

Broadband Integrated Services Digital Network (B-ISDN) - Digital Subscriber Signalling System No. two (DSS2) protocol - Connection characteristics - Peak cell rate modification by the connection owner - Part 5: Test Suite Structure and Test Purposes (TSS&TP) specification for the network
Edition 2000-12-01

Broadband Integrated Services Digital Network (B-ISDN) - Digital Subscriber Signalling System No. two (DSS2) protocol - Connection characteristics - Peak cell rate modification by the connection owner - Part 6: Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma specification for the network (incl. Diskette!!!)
Edition 2000-12-01

Integrated Services Digital Network (ISDN) - Signalling System No.7 - Signalling Connection Control Part (SCCP) - Interoperability test specification
Edition 1998-09-01