Microsoft Windows Vista Business Edition for PC "modem busy signal" Questions

...modem it causes a busy signal on our home phone.......even when the computer is OFF! I have to manually unplug it from the back everytime I use it or the phone line will stay busy. Have you tried by ...

...the dial-tone sound to a "fast" busy signal when a new message is present in your voicemail box. This "fast" busy signal can confuse the modem into thinking there is no-dial tone present on the