If you’re switching to VoIP (Voice Over Internet Protocol), you’ll need to prepare your data network for real-time voice traffic so that users experience good call quality.
When an email or a web page travels across your network, you want the data to arrive quickly, but it isn’t a disaster if there’s a slight delay. If the data is streaming video, buffering can cover most network hiccups and prevent the end users from noticing a problem. However, phone communication is less forgiving to delays because a phone call is conducted in real-time. Since a VoIP phone call is not pre-recorded, the data network cannot rely on buffering to maintain call quality. With real-time voice traffic, even small errors or delays in a VoIP phone call can result in poor call quality. [Continue reading]