also: ダイアルアップせつぞく
noun
dial-up connection; dial-up access
Technical term for connecting to the internet via a telephone line and modem; now mostly historical.
昔はダイヤルアップ接続でインターネットを使っていた。
In the old days, we used the internet with a dial-up connection.
Broadband connection; faster, always-on internet access that replaced dial-up.
From English 'dial-up' + 接続 (connection).