Codec resolution: AMR rates in 2G, 3G and SIP

Neels Hofmeyr

Playlists: 'osmodevcon2024' videos starting here / audio

AMR requires out-of-band negotiation of a set of bitrates.
Let's take a tour of the various ways AMR rates are represented across our technologies.
How do we, in detail, navigate this perilous landscape to select AMR rates so that call legs match?

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