Philips VOIP3212G/37 "landline phone dial tone" Questions

...landline calls. Before you ask, yes, the phone jack is in! The phone does rings and the display lights up when someone calls but the line is dead when I pick it up. Any ideas? Thanks, Eleanor. let me ...

...phone but can't get dial tone. we have comcast phone & internet service. i've plugged ethernet cable from linksys router to cisco phone. is this correct? any advice on a solution? to use an ...

...landline connection. I have registered and reset both handsets. There's something wrong with the base unit that connects to the phone line. It's not sending any audio to the phone line, which would ...