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TK-Markt 2025: DSL verliert massiv, Gigabit- und Glasfaser-Boom hält an (opens in new tab)

Der Datenhunger im Festnetz steigt laut Bundesnetzagentur auf 376 GB pro Anschluss im Monat. Klassische Telefonate und SMS stürzen ab, Chat-Dienste dominieren.

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