Audiomode settings for ATA (SCCP)

Posted: May 26, 2006 by sankar in Analog, ATA186

Default value : 0x00350035

 32 bit field, first 16 bits for phone 1 and second 16 bits for phone 2 (starting from LSB)

0000 0000 0011 0101    0000 0000 0011 0101

 a. To force g711 on all calls set bit 1 and 17 to 1 – Audiomode becomes 0x00370037  (Both ports are forced to use g711)

 b. To use low bit rate codec or g711 (default setting) – set bits 1 and 17 to 0 – Audiomode becomes 0x003500035

Fax CED tone detection

Bits 2 and 18 should be set to 1 (default) to enable Fax CED tone detection

If set to 0, tone detection is disabled.

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