Network Aspects (NA) - Metropolitan Area Network (MAN) - Conformance specification for the Medium Access Control (MAC) layer management; English version ETS 300274:1994
Edition 1994-10

Network aspects (NA) - Metropolitan Area Network (MAN) - Interconnection of MANs; English version ETS 300275:1994
Edition 1994-10

Network Aspects (NA) - Metropolitan Area Network (MAN) - Physical Layer Convergence Procedure (PLCP) for 622,080 Mbit/s; CCITT Recommendations G.707, G.708 and G.709; SDH based systems; English version ETS 300276:1994
Edition 1994-10

Network Aspects (NA); Metropolitan Area Network (MAN) - Physical Layer Convergence Procedure (PLCP) for 622,080 Mbit/s; CCITT Recommendations G.707, G.708 and G.709; SDH based systems; Protocol Implementation Conformance Statement (PICS); English version ETS 300277:1994
Edition 1994-10

Network Aspects (NA) - Support of existing services with guaranteed constant bit rate and specified transfer delay on Metropolitan Area Network (MAN); English version ETS 300278:1994
Edition 1994-10

Electromagnetic compatibility and Radio spectrum Matters (ERM) - Terrestrial Flight Telecommunications System (TFTS) - Part 3: Speech services, radio interface (Endorsement of the English version ETS 300326-3:1998-08 as German standard)
Edition 2001-02

Network Aspects (NA) - Metropolitan Area Network (MAN) - Interconnection of MAN Switching Systems (MSS) based on an Asynchronous Transfer Mode (ATM) interface; English version ETS 300405:1995
Edition 1995-11

Integrated Services Digital Network (ISDN) - Overall network aspects and functions - Frame Relaying Service Specific Convergence Sublayer (FR-SSCS) (ITU-T I.365.1:1993); English version ETS 300643:1996
Edition 1996-12

Network Aspects (NA) - Universal Personal Telecommunication (UPT); Phase 1 - Service description; English version ETS 300779:1997
Edition 1998-07

Universal Personal Telecommunication (UPT) - Security architecture for UPT phase 2 - Conformance Test Specification; English version ETS 300791:1997
Edition 1998-07