[asterisk-users] problems with hylafax + iaxmodem + asterisk1.8.5

Lee Howard faxguy at howardsilvan.com
Fri Sep 2 09:33:49 CDT 2011


The error happens so quickly that I would suspect that it has to do with 
fax detection within Asterisk re-routing the call to a different place.  
Watch the CLI when a fax call comes in and see what happens there.

Alessio wrote:
> If I install asterisk i have the same problem.
>
> can anyone help me?
>
> thanks
> --------------------------------------------------
> From: "Lee Howard" <faxguy at howardsilvan.com>
> Sent: Thursday, September 01, 2011 6:29 PM
> To: <alessio at asistar.it>
> Cc: "Asterisk Users Mailing List - Non-Commercial Discussion" 
> <asterisk-users at lists.digium.com>
> Subject: Re: [asterisk-users] problems with hylafax + iaxmodem + 
> asterisk1.8.5
>
>> Alessio wrote:
>>> I have 2 computers in the lan, one is the Asterisk PBX and the other 
>>> is the server with hylafax and iaxmodem installed.
>>> .....
>>> Sep  1 16:50:11 FAXServer FaxGetty[6225]: --> [4:RING]
>>> Sep  1 16:50:11 FAXServer FaxGetty[6225]: ANSWER: Call ID 1 "06654321"
>>> Sep  1 16:50:11 FAXServer FaxGetty[6225]: ANSWER: Call ID 2 ""
>>> Sep  1 16:50:11 FAXServer FaxGetty[6225]: ANSWER: Call ID 3 "<NONE>"
>>> Sep  1 16:50:11 FAXServer FaxGetty[6225]: ANSWER: Call ID 4 "s"
>>> Sep  1 16:50:11 FAXServer FaxGetty[6225]: STATE CHANGE: LISTENING -> 
>>> ANSWERING
>>> Sep  1 16:50:12 FAXServer FaxGetty[6225]: ANSWER: Ring detected 
>>> without successful handshake
>>> Sep  1 16:50:12 FAXServer FaxGetty[6225]: <-- [5:ATH0\r]
>>> Sep  1 16:50:12 FAXServer FaxGetty[6225]: --> [2:OK]
>>
>> It happens so quickly that I would suspect that it has to do with fax 
>> detection within Asterisk re-routing the call to a different place.  
>> Watch the CLI when a fax call comes in and see what happens there.
>>
>> However, let me say now that your setup that you describe strings the 
>> IAX2 channels out over your LAN which is no guarantee that there 
>> won't be jitter to cause you other problems.  Normally iaxmodem (and 
>> probably therefore HylaFAX) should run on the same system as Asterisk.
>>
>> Thanks,
>>
>> Lee.
>>
>




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