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Where is your telephone directly connected?

  • To the wall jack

    figure: Connected to the wall jack
  • A general phone line.

  • To the xDSL/CATV modem

    figure: Connected to the xDSL/CATV modem
  • A telephone service that uses an Internet line, digital line, etc.

    The line system varies depending on your contract with the telecommunications company.

    Be sure to check the line system before you proceed.