User's Manual

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without waiting.
Note: Refer to Special Dial Code section in this Manual for more details.
Codec Preference
Codec is known as Coder-Decoder used for data signal conversion. Set the priority of voice
compression; Priority 1 owns the top priority.
G.729: It is used to encoder and decoder voice information into a single packet which reduces the
bandwidth consumption.
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G.726-32: It is used to encoder and decoder voice information into a single packet which reduces
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DTMF Method: The Inband, RFC 2833 and SIP INFO (RFC 2976) are supported.
Volume Control
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level.
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