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DIN ETS 300136:1992-12
Integrated Services Digital Network (ISDN); Closed User Group (CUG) supplementary service; service description; english version ETS 300136:1992
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Summary
ISDN; Dienstmerkmal Geschlossene Benutzergruppe; Dienstbeschreibung; Englische Fassung ETS 300136:1992
Technical characteristics
| Publisher | Deutsche Institut für Normung e.V. (DIN) |
| Publication Date | 12/01/1992 |
| Page Count | 20 |
| EAN | --- |
| ISBN | --- |
| Weight (in grams) | --- |
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