fixed-line
US /ˈfɪkst.laɪn/
UK /ˈfɪkst.laɪn/

1.
fixe, ligne fixe
referring to a telephone connection that uses physical wires or cables, as opposed to mobile or wireless connections
:
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Many homes still rely on fixed-line phones for reliable communication.
De nombreux foyers dépendent encore des téléphones fixes pour une communication fiable.
•
The company offers both fixed-line and mobile internet services.
L'entreprise propose des services internet fixes et mobiles.