ISDN » History » Version 2
laforge, 11/27/2021 12:08 PM
| 1 | 1 | laforge | h1. ISDN |
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| 3 | The ISDN (Integrated Services Digital Network) was the most commonly deployed digital public telephony network technology. It started in the 1980ies and became very popular in the 1990ies, with popularity differing country by country. |
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| 5 | 2 | laforge | {{child_pages()}} |
