You can't use G723, Its only a passthru codec.

/b

On Jan 11, 2010, at 3:57 AM, reza mokhtarpour wrote:

Hi there

I am begginer with FS , I use FS plus Gtalk   everything is OK with PCMU codec but whenever  i replace it whit G723 codec i got "This codec is only usable in passthrough mode!" error.

SIP GW  >  FreeSwitch  >  Gtalk

these are my configuration files :