[asterisk-users] FAX thru TDM400p

[Joe Acquisto]

AFAIK, the FAX targets are normal FAX machines, on the PSTN.

What happens is, there appears to be a dial out, and a FAX negotiation, but it always fails.

joe a.

"Bryan M. Johns" <bryan at sheltonjohns.com> Wrote: 4/6/2007 8:49 AM:
> Is your carrier delivering service via a TDM circuit?
> 
> It has been our experience that you will get far more reliable fax  
> performance via the method you describe (analog device terminated to  
> a port on a FXS line card) than attempting to use an ATA on the LAN.   
> However, if your carrier is a SIP or IAX trunking provider, your  
> reliability concerns are on the other side of your SIP switch.
> 
> Bryan Johns
> Partner
> 
> Shelton | Johns
> 1805 Old Alabama Road
> Suite 200
> Roswell, GA 30076
> USA
> Office: 678.248.2637
> FindMe: 678.229.1809
> Email: bryan at sheltonjohns.com 
> 
> 
> On Apr 6, 2007, at 8:39 AM, Joe Acquisto wrote:
> 
>> There seem to have been many discussions about this, so sorry if  
>> this is boring.
>>
>> Can one connect a "standard" fax machine (or fax modem) to an  
>> analog port on a TDM400p (as if it were an analog phone, say) and  
>> expect it to work reliably?
>>
>> For sending, that is.  Detecting and "routing" the call is another  
>> subject (for me).
>>
>> Seems it "should", but does not.  At least not for me.
>>
>> joe a.
>>
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