that is not true.<br><br>Real estator/law firm/accounting offices/travel agents...many of them still prefer fax for security reasons.<br>I am always worried about sending my driver license pdf file via e-mail.<br><br><br><br>
<div class="gmail_quote">On Sat, Mar 5, 2011 at 11:34 PM, curriegrad2004 <span dir="ltr"><<a href="mailto:curriegrad2004@gmail.com">curriegrad2004@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin: 0pt 0pt 0pt 0.8ex; border-left: 1px solid rgb(204, 204, 204); padding-left: 1ex;">
That's why PDF's/XPS/tiff's have replaced fax completely. Not many<br>
people out there still do have a fax machine :)<br>
<div><div></div><div class="h5"><br>
On Sat, Mar 5, 2011 at 10:56 PM, Ken Rice <<a href="mailto:krice@freeswitch.org">krice@freeswitch.org</a>> wrote:<br>
> Ok<br>
><br>
> will sending a fax over it work... The answer is yes it will work..<br>
> will it work reliably, no<br>
><br>
> Faxing just needs to die already...<br>
> The problem you have here with Faxing over G711 (PCMU or PCMA) is that<br>
> faxing uses a modem to encode a digital signal into an analog carrier meant<br>
> for a circuit switch voice network with a constant amount of delay and<br>
> guaranteed delivery of the entire analog stream<br>
><br>
> VoIP by definition is Voice Over Internet Protocol... IP is a packet<br>
> switched network, where you can no guarantee a constant amount delay<br>
> (latency) ... Not to mention it is not common to see a udp packet or 2<br>
> missing along the way.<br>
><br>
> Where as 1 20ms packet may not seem like much to you, that’s roughtly<br>
> equivalent to 575bytes of data in the fax and it will screw up the fax<br>
> either causing a corruption of the data, or a drop in the analog modem<br>
> carrier which requires a retrain...<br>
><br>
><br>
><br>
><br>
> On 3/5/11 11:35 PM, "envelopes envelopes" <<a href="mailto:sunwood360@gmail.com">sunwood360@gmail.com</a>> wrote:<br>
><br>
> ok,<br>
><br>
> Reliability is a different issue. I am just wondering whether mod_dingaling<br>
> supports fax via GV. because someone proved sending fax via GV from fax<br>
> machine did work<br>
> .(<a href="http://www.magicjacksupport.com/faxing-via-google-voice-t7412.html" target="_blank">http://www.magicjacksupport.com/faxing-via-google-voice-t7412.html</a>).<br>
><br>
><br>
><br>
> On Sat, Mar 5, 2011 at 9:18 PM, curriegrad2004 <<a href="mailto:curriegrad2004@gmail.com">curriegrad2004@gmail.com</a>><br>
> wrote:<br>
><br>
> And relativity comes into play too.<br>
><br>
> Also you do need to realize that the packets sent via UDP isn't<br>
> guaranteed to be in order as the fax machine expects the data to be<br>
> sent in order, not out of order. That's the beauty of packet switched<br>
> networks.<br>
><br>
> On Sat, Mar 5, 2011 at 7:29 PM, Steve Underwood <<a href="mailto:steveu@coppice.org">steveu@coppice.org</a>> wrote:<br>
>> On 03/06/2011 11:21 AM, envelopes envelopes wrote:<br>
>>><br>
>>> Why is PCMU codec not reliable?<br>
>>><br>
>>><br>
>> Unsynchronised clocks, and packet loss.<br>
>><br>
>> Steve<br>
>><br>
>><br>
>> _______________________________________________<br>
>> FreeSWITCH-users mailing list<br>
>> <a href="mailto:FreeSWITCH-users@lists.freeswitch.org">FreeSWITCH-users@lists.freeswitch.org</a><br>
>> <a href="http://lists.freeswitch.org/mailman/listinfo/freeswitch-users" target="_blank">http://lists.freeswitch.org/mailman/listinfo/freeswitch-users</a><br>
>> UNSUBSCRIBE:<a href="http://lists.freeswitch.org/mailman/options/freeswitch-users" target="_blank">http://lists.freeswitch.org/mailman/options/freeswitch-users</a><br>
>> <a href="http://www.freeswitch.org" target="_blank">http://www.freeswitch.org</a><br>
>><br>
><br>
> _______________________________________________<br>
> FreeSWITCH-users mailing list<br>
> <a href="mailto:FreeSWITCH-users@lists.freeswitch.org">FreeSWITCH-users@lists.freeswitch.org</a><br>
> <a href="http://lists.freeswitch.org/mailman/listinfo/freeswitch-users" target="_blank">http://lists.freeswitch.org/mailman/listinfo/freeswitch-users</a><br>
> UNSUBSCRIBE:<a href="http://lists.freeswitch.org/mailman/options/freeswitch-users" target="_blank">http://lists.freeswitch.org/mailman/options/freeswitch-users</a><br>
> <a href="http://www.freeswitch.org" target="_blank">http://www.freeswitch.org</a><br>
><br>
><br>
> ________________________________<br>
> _______________________________________________<br>
> FreeSWITCH-users mailing list<br>
> <a href="mailto:FreeSWITCH-users@lists.freeswitch.org">FreeSWITCH-users@lists.freeswitch.org</a><br>
> <a href="http://lists.freeswitch.org/mailman/listinfo/freeswitch-users" target="_blank">http://lists.freeswitch.org/mailman/listinfo/freeswitch-users</a><br>
> UNSUBSCRIBE:<a href="http://lists.freeswitch.org/mailman/options/freeswitch-users" target="_blank">http://lists.freeswitch.org/mailman/options/freeswitch-users</a><br>
> <a href="http://www.freeswitch.org" target="_blank">http://www.freeswitch.org</a><br>
><br>
> _______________________________________________<br>
> FreeSWITCH-users mailing list<br>
> <a href="mailto:FreeSWITCH-users@lists.freeswitch.org">FreeSWITCH-users@lists.freeswitch.org</a><br>
> <a href="http://lists.freeswitch.org/mailman/listinfo/freeswitch-users" target="_blank">http://lists.freeswitch.org/mailman/listinfo/freeswitch-users</a><br>
> UNSUBSCRIBE:<a href="http://lists.freeswitch.org/mailman/options/freeswitch-users" target="_blank">http://lists.freeswitch.org/mailman/options/freeswitch-users</a><br>
> <a href="http://www.freeswitch.org" target="_blank">http://www.freeswitch.org</a><br>
><br>
><br>
<br>
_______________________________________________<br>
FreeSWITCH-users mailing list<br>
<a href="mailto:FreeSWITCH-users@lists.freeswitch.org">FreeSWITCH-users@lists.freeswitch.org</a><br>
<a href="http://lists.freeswitch.org/mailman/listinfo/freeswitch-users" target="_blank">http://lists.freeswitch.org/mailman/listinfo/freeswitch-users</a><br>
UNSUBSCRIBE:<a href="http://lists.freeswitch.org/mailman/options/freeswitch-users" target="_blank">http://lists.freeswitch.org/mailman/options/freeswitch-users</a><br>
<a href="http://www.freeswitch.org" target="_blank">http://www.freeswitch.org</a><br>
</div></div></blockquote></div><br>