On Mon, Jun 8, 2009 at 2:06 PM, Klaus
Darilion<klaus.mailingli...@pernau.at> wrote:
> Hi!
>
> I have the following problem with Asterisk 1.4.23:
>
>
> ATA w/ T.38             Asterisk          ATA w/o T.38
>     --------INVITE-------->
>                             --------INVITE-------->
>                             <-------200OK----------
>     <-------200OK----------
>     --------ACK----------->
>                             --------ACK----------->
>
>
>     --------INVITE w/T.38->
>                             ------INVITE w/ T.38-->
>                             <-----488--------------
>                             ------ACK------------->
>                             ------BYE------------->
>                             <-----200--------------
>
> Asterisk does not forward the 488 back to the caller, but hangs up the
> callee's call leg. Further, the caller's call leg will not be hung up.
>
> Is somebody aware of this problem and a fix?
>

T.38 passthrough is possible if BOTH devices support T.38, so Asterisk
don't have to transcode anything.

You could try 1.6 with some gateway app (don't remember if there
exists any and in what state), or just write a RxFax which would then
generate call with TxFax.

Regards,
Atis

-- 
Atis Lezdins,
VoIP Project Manager / Developer,
IQ Labs Inc,
a...@iq-labs.net
Skype: atis.lezdins
Cell Phone: +371 28806004
Cell Phone: +1 800 7300689
Work phone: +1 800 7502835

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