NA 022
DKE German Commission for Electrical, Electronic & Information Technologies of DIN and VDE
DIN ETS 300747 [CURRENT] references following documents:
| Document number | Edition | Title |
|---|---|---|
| ETS 300840 | 1998-01 | Telecommunications Security - Integrated Services Digital Network (ISDN) - Confidentiality system for audiovisual services More |
| ETS 300841 | 1998-01 | Telecommunications Security - Integrated Services Digital Network (ISDN) - Encryption key management and authentication system for audiovisual services More |
| ITU-T H.231 | 1997-07 | Multipoint control units for audiovisual systems using digital channels up to 1920 kbit/s More |