For people wanting to use VoIP telephony, one important consideration is the type of broadband connection to choose. Here is a rundown of the three most common options available to the residental consumer – cable modem, DSL, and the wireless network. “The most important factor in determining the quality of the call is the quality of the pipe.”
While not absolutely necessary, a broadband Internet connection is what makes your Internet phone calls reliable, and understandable. VoIP uses a traffic engineering term called Quality of Service (QoS) that refers to the implementation of controls to ensure that delay sensitive IP packets are prioritized as they flow through the pipe. To forgo these controls would result in acoustic problems like jitter and echo, as well as dropped calls. Because a broadband pipe is much larger than a dial up connection, there is much more throughput capacity, or space, to allow us to prioritize.
There are basically three ways for the residential consumer to obtain a broadband Internet connection, from your cable television provider, your telephone company, or a wireless network. With these options becoming increasingly more wide spread, utilizing the Internet to route your phone calls has also become a viable and cost saving alternative to traditional landline telephony. Now the question becomes, which type of broadband service is best suited for voice over Internet protocol?
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Choosing a Broadband Connection for VoIP
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