DIN ETS 300191
Private Telecommunication Network (PTN); signalling protocol at the S-reference point; identification supplementary services; English version ETS 300191:1992
active, Most Current
| Organization: | DIN |
| Publication Date: | 1 September 1993 |
| Status: | active |
| Page Count: | 29 |
| ICS Code (Telephone networks): | 33.040.35 |
Document History
DIN ETS 300191
September 1, 1993
Private Telecommunication Network (PTN); signalling protocol at the S-reference point; identification supplementary services; English version ETS 300191:1992
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