Fortinet FON-670i, Руководство пользователя

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Settings Overview Page 19 FortiFone User Guide
Audio
The Audio section is where audio codec parameters are set.
Audio
This section is where you can choose which codecs are supported when a call is initiated or
received. The phone can offer up to four codecs to support on a call.
The codecs available are:
• G.711A
• G.711u
• G.722
• G.729ab
• G.723.1
• iLBC
• AMR
• Enable VAD — enable/disable VAD, Voice Activity Detection.
Audio param
This section contains payload configuration settings for the RTP packets sent on a call.
• G.729ab Payload Length — set the payload length between 10–60 ms.
• DTMF payload type — set the payload type for DTMF digits.
• iLBC payload type — set the payload type for iLBC.
• AMR payload type — set the payload type for AMR.
• iLBC payload length — set the payload length as either 20 ms or 30 ms.
• G.723.1 bit rate — select the bit rate to use as either 5.3 Kbps or 6.3 Kbps.
Video
This section contains settings for the video codecs used by the phone.
Video param
This section is where the video codec is selected.
• Video codec — choose between the H.263 or H.264 video codecs.
• H.264 payload type — set the payload type for H.264 video codec.