North American Network Operators Group
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RE: VoIP QOS best practices

  • From: Bill Woodcock
  • Date: Mon Feb 10 15:44:46 2003 
    > Speaking of codecs, what are the primary variables one uses when
    > choosing a codec?  I imagine this is some function of how much
    > bandwidth you want to use versus how much CPU to encode the voice
    > stream.

Yeah, if you're operating in the modern world, your tradeoffs are audio
quality, bandwidth utilization, and DSP resource utilization.

If you're in the circuit-switched world, add in cost of software loads
which contain the CODEC you want.

                                -Bill