Dang you guys made me get out a fax and a modem and test it.
I guess it DOES work. My 28.8 modem would connect about
75% of the time to a ISP dialed through my Sipura ATA, Asterisk
system  and Voicepulse Connect. I also was able to send a fax
(but havent yet looked at the output result).

I was using G.711u PCM this time, I think I was using G.729
or ILBC last time which would explain failure to connect
as they are highly compressed. The last customer I got setup
with Vonage was told Fax wouldn't work and they gave him
a separate number that received fax and forwarded to email,
perhaps they use a low-bitrate codec, maybe turning
on AT&T's "fax and modem" setting will allow G.711.
But AT&T also disables your voicemail at that point for
some reason.

Thanks for proving me wrong!  This really opens up some
options.


Joe




Select Telecom wrote:

>THIS IS TRUE works excellent down here to places like Panama, Luxemburg,
>Argentina, etc
>
>-----Original Message-----
>From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of
>Michael Barnes
>Sent: Thursday, September 29, 2005 4:56 PM
>Cc: [email protected]
>Subject: Re: KX-T: Non Panasonic but tricky
>
>Hmmm, we have a VoIP network connecting a number of offices world-wide. 
>  We use MultiTech boxes in their proprietary mode.  Faxes are sent over 
>these quite often.  They're slow, but it works.  Colorado, Ecuador, 
>Indiana, UK, Australia, Spain.
>
>Michael
>
>
>Joe Koberg told me on 9/29/2005 12:30:
>  
>
>>A VOIP line will not be acceptable for Fax traffic. If the customer can 
>>use the fax-over-email
>>service many VOIP providers supply, it may not be an issue. But plugging 
>>a fax machine (or
>>any other modem) into a VOIP phone port sure won't work. Way too much 
>>timing jitter and
>>compression artifacts for the modems to maintain sync.
>>
>>Also two 802.11B APs are a hell of a lot cheaper than a $700 900mhz 
>>solution.
>>
>>
>>Joe
>>
>>
>>Robert Kelley wrote:
>>
>>
>>    
>>
>>>Nick,
>>>
>>>Have your client get a broadband connection to shore and use a 900 MHz IP
>>>bridge. (see: http://www.avalanwireless.com/) Use Vonage for 2 lines (or
>>>another VOIP Provider.)
>>>
>>>This is the cheapest and easiest way. I do this on Pacific islands.
>>>
>>>Bob
>>>
>>>      
>>>
>
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>  
>


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