[Asterisk-Users] Fax over IP doesn't works

[Miroslav Nachev]

Hi,

YC> assuming that some of these CODECS do error correction and drop
YC> any information that hasn't come through instead of doing error
YC> detection and  request to re-transmit the lost information, is
YC> somewhat expected. Are there any Fax over IP protocols?

   There are two ways to send a fax throuhg IP:
   1. If Asterisk detect the Fax to use G.711
      or
   2. T.38 protocol which is exactly for that.
   The problem maybe is that Asterisk doesn't support both ways.


-- 
Best regards,
 Miroslav                            mailto:miro at space-comm.com



YC> Yiannis.

>> -----Original Message-----
>> From: asterisk-users-bounces at lists.digium.com
>> [mailto:asterisk-users-bounces at lists.digium.com]On Behalf Of Pedro Howat
>> Rodrigues
>> Sent: 19 October 2004 15:53
>> To: Miroslav Nachev; Asterisk Users Mailing List - Non-Commercial
>> Discussion
>> Subject: Re: [Asterisk-Users] Fax over IP doesn't works
>>
>>
>> Hi ,
>>
>> I tried this a lot, but with no sucess , even in a local network , there
>> is always some loss and you receive only chunks of the original file .
>>
>> Pedro.
>>
>> Miroslav Nachev wrote:
>>
>> >   Hi,
>> >
>> >   We try to send Fax through IP Network but without success. The
>> >other party use NetCentrex SoftSwitch and our communication protocol
>> >between us is H.323 (OpenH323). The error that the other party receive
>> >is: "bearer capability not imoplemented".
>> >
>> >   Is it possible to send Fax using Asterisk to the other party
>> >through IP network? What T.38 and Asterisk?
>> >
>> >
>> >   Regards,
>> >   Miro.
>> >
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