With bulked-up networks, they have poached millions of phone companies' subscribers with cheap voice-over-Internet Protocol plans and sell faster Internet lines than the telcos' digital subscriber line services.

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Today he's excited about voice-over internet protocol (VoIP), also known as web phone service.

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The company in October will launch a hybrid voice-over-Internet Protocol (VoIP) service that it says combines the low cost of Internet phone calls with the reliability of traditional phone lines.

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The delivery of voice calls using VoLTE is similar to the voice over IP, or VOIP, phone services offered by many cable and Internet-service providers.

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But voice-over-Internet Protocol services are starting to catch on as consumers get used to the idea of making phone calls over the Internet.

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