Configuring Various Codec Attributes
                                            The following procedure describes how to configure various coder attributes such as bit rate.
                                            
                                                
                                                
                                                
                                                
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                                                    To configure codec attributes: | 
                                                
                                            
                                            
                                                
                                                
                                                
                                                
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                                                    1.
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                                                    Open the Coder Settings page (Setup menu > Signaling & Media tab > Coders & Profiles folder > Coder Settings). | 
                                                
                                            
                                            
                                                
                                                
                                                
                                                
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                                                    2.
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                                                    Configure the following parameters: | 
                                                
                                            
                                            
                                            
                                                
                                                
                                                
                                                
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                'AMR Payload Format' (AmrOctetAlignedEnable): Defines the AMR payload format type:
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                                                    SILK coder (Skype's default audio codec):
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                                                    'SILK Tx Inband FEC': Enables forward error correction (FEC) for the SILK coder.
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                                                    'SILK Max Average Bit Rate': Defines the maximum average bit rate for the SILK coder.
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                                                    'Opus Max Average Bitrate' (OpusMaxAverageBitRate): Defines the maximum average bit rate (in bps) for the Opus coder. 
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