Originally Posted by Herb Kornfield

I have it here over a cable modem and its ok for the most part. I still have a landline to my office since there are times that the lines crap out thanks to the cable serivce being stretched to the limits when kids are home in my area or holidays.

Vonyage has some cool features but there are quite a few other players that have far more to offer in terms of packages and offerings for additional applications ( video conf, web conf, app sharing, etc) that you may want to check out.