At VON this week, supporters claimed Internet telephony has hit the mainstream. But it's still not a must-have product. Photos: Touring VON Marguerite Reardon started as a CNET News reporter in 2004, ...

Covad Communications Group announced plans to introduce a residential and business telephone service, a move that marks the entry of another top-tier broadband provider into the phone business. The ...

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Voice over Internet Protocol (VoIP) services allow users to place telephone calls over the internet rather than through traditional analog or cellular phone networks. VoIP has grown in popularity in ...