![]() ![]() ![]() Also remember that 1Mbps = 1024 Kbps.Ĭodecs work by encoding and decoding audio signals. ISPs emphasize high download speeds for streaming and downloading music and videos, but for VoIP, you need to send data at a high rate, so you have to consider the upload speed as your benchmark. Keep in mind that VoIP is full-duplex, meaning that it can both receive and send data at the same time. DSL, which stands for Digital Subscriber Link, cannot reach 10 Mbps, while typical cable connections can reach up to 30Kbs. VoIP providers assume you have a broadband Internet connection. Other codecs use compression at a trade-off of sound quality. The most popular codec is called G711, which uses no compression at all. ![]() Ideally, you would have the right match for the amount of compression that your codec uses, and the amount of bandwidth you have. The minimum VoIP speed is determined by the Codecs that your provider uses. ![]()
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