Reasons for poor VoIP call quality

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VoIP is fast becoming the number one telecommunication option for both businesses and individuals. Technical advances over the past decade mean that call quality is much better than it used to be back in the days of dial-up Internet (using PSTN). However, poor call quality is still one of the most complained about issues with VoIP.

So what are the main canada telegram reasons for poor quality still persisting? How can these problems be overcome to enable higher quality calls? And what are the other common problems and associated solutions?


The main reason for poor call quality is the underlying internet connection.

It is often the case that smaller businesses with just a few phone lines and a basic package with their ISP attempt to implement VoIP to save money, without really thinking about the impact it will have on their bandwidth.

Because the speed of your internet connection and the available bandwidth have a significant impact on VoIP call quality, it is vital to use a business-class Internet service when implementing VoIP. Opting for fibre optic services will also enhance reliability and speed.

Some call quality issues are down to the fact that VoIP calls are often sharing network resources with a provider’s other internet users. The audio data is essentially having to fight for priority against all other types of data on a public network. One way around this issue is to choose a provider that offers Internet connectivity and Hosted PBX on the same network.