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Use case of Multi-transcoding Changes Added the use cases of Multi-transcoding Updated new response codes for multi-transcoding error case Use cases Heterogeneous networks: Enterprise network, IMS, PacketCable, WiBro Multiple ITSPs each of which uses a different specific codec Wideband transcodecs without tandem (Narrowband) This effort will be Minimizing the number of transcoding Providing higher end-to-end speech quality Maximizing successful call setup (codec matching) in SBC Next steps Defining more detailed use cases and scenarios draft-kang-sipping-transc-scenario-01.txt |