FAQs

Dial-up Connection

  • Internet speed slows down or gets easily disconnected after connecting with dial-up.
    Please check the following:
    Review the environment.
    • Trouble may occur if your telephone cable is branched to hub (splitter), adapter or other communication device. Try connecting the modem and modular connector using a single telephone line.
    • If you are using a long telephone cable, try using a shorter one (shorter than 2 m).
    • If your modem is placed near any appliance such as television, microwave, refrigerator, etc., try separating the modem or telephone cable apart from those appliances.
    • If any noise occurs when you are making telephone calls, request NTT East/West to investigate your telephone line.
    Check modem settings.
    • Try decreasing the default maximum speed (115200 bps).
    • Please check if the following settings are valid.
      • Hardware flow control
      • Error control in modem
      • Data compression in modem
      Example: Windows 10
      「モデムの構成」ダイアログ: