• IXJCTL_PSTN_LINETEST

    ioctl(ixj, IXJCTL_PSTN_LINETEST)

    Return Value

    Returns TRUE if the line port is plugged into a working line.

    Parameters

    None.

    Remarks

    Performs a simple test of the PSTN port on an Internet LineJACK. Returns TRUE if a phone line is detected in the PSTN port, FALSE otherwise.

    See Also:

    Example:

    bLT = ioctl(ixj, IXJCTL_PSTN_LINETEST);
    if (bLT)
      printf("Line tests as operational.\n")
    else
      printf("Line not functional\n");


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