NA 022
DKE German Commission for Electrical, Electronic & Information Technologies of DIN and VDE
DIN ETS 300335 [CURRENT] references following documents:
| Document number | Edition | Title |
|---|---|---|
| ETS 300121 | 1992-12 | Integrated Services Digital Network (ISDN); application of the ISDN User Part (ISUP) of CCITT signalling system no. 7 for international ISDN interconnections (ISUP version 1) More |
| ITU-T Q.784 | 1991-02 | ISUP basic call test specification More |
| ITU-T Q.785 | 1991-09 | ISUP protocol test specification for supplementary services More |
