Voice over IP relys on voice packets being sent reliably to and from Nehos over your ISP. There are a number of factors that contribute to poor performing call quality.
To better understand this please check out this short animation – www.google.com/get/videoqualityreport/
To have a business grade quality voice service we highly recommend using the Nehos Bonded Copper / EFM product as we can reliably deliver voice packets with no contention to your equipment without relying on a 3rd party ISP’s network.