[Asterisk-Users] Re: incoming fax x100p

Simon s.chappell at isnsuk.com
Tue Mar 16 02:26:14 MST 2004


I only have one line..
Therefore I hardly use the fax, it would be nice to use the fax machine 
to receive faxes..

Simon

Francois wrote:

>I don't know, but can SIP devices handle fax transmissions?  Why are
>you trying to send a fax to a SIP phone?
>
>Francois
>
>
>On Mon, 15 Mar 2004 14:31:06 +0000, Simon Chappell
><s.chappell at isnsuk.com> wrote:
>
>  
>
>>thanks for the help
>>
>>I have added exten => fax,1,Dial(SIP/2004) in my extensions.conf
>>What i can see from the CLI is that asterisk is reporting fax detected 
>>but no fax extension , have i got the syntax wrong or do i need to add 
>>it elseware
>>
>>thanks again
>>
>>Simon
>>
>>Jim Sneeringer wrote:
>>
>>    
>>
>>>There is a special extension, called "fax," that you use to specify where
>>>you want incoming fax calls to go.  It detects faxes by the CNG tone and
>>>sends them where you specify.  Here is an example:
>>>
>>>exten => fax,1,Dial(${Fax}) ; Use Zap channel for 2004 instead of ${Fax}
>>>
>>>There are some faxes that do not send CNG tones, so this will occasionally
>>>fail for that reason. You might also send calls that time out to the fax
>>>extension, or you can use distinctive ringing, as someone else suggested.
>>>
>>>Let me know how this works for you. I am still having trouble with garbled
>>>fax transmissions once I get a connection to the fax, and I would be
>>>interested in your experience sending and receiving faxes.
>>>
>>>Jim
>>>
>>>      
>>>
>
>Thanks,
>
>Francois
>
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